Home / 13,842.35-19,102.17-7,554.77

Finding the Fourth Proportional to 13,842.35, 19,102.17 and 7,554.77

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Solution

The fourth proportional to 13,842.35, 19,102.17 and 7,554.77 is: 10,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.35 : 19,102.17 = 7,554.77 : x
  2. Step 2: Convert to fraction form
    13,842.35/19,102.17 = 7,554.77/x
  3. Step 3: Cross multiply
    13,842.35x = 19,102.17 × 7,554.77
  4. Step 4: Simplify right side
    13,842.35x = 144,312,367.57
  5. Step 5: Solve for x
    x = 144,312,367.57/13,842.35
  6. Step 6: Final answer
    x = 10,425.43

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Find fourth proportional to 6,921.17, 9,551.08 and 3,777.38
Half scale
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Double scale
Find fourth proportional to 13,843.35, 19,103.54 and 7,555.77
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.