Home / 13,842.44-19,102.50-7,554.76

Finding the Fourth Proportional to 13,842.44, 19,102.50 and 7,554.76

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Solution

The fourth proportional to 13,842.44, 19,102.50 and 7,554.76 is: 10,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.44 : 19,102.50 = 7,554.76 : x
  2. Step 2: Convert to fraction form
    13,842.44/19,102.50 = 7,554.76/x
  3. Step 3: Cross multiply
    13,842.44x = 19,102.50 × 7,554.76
  4. Step 4: Simplify right side
    13,842.44x = 144,314,802.90
  5. Step 5: Solve for x
    x = 144,314,802.90/13,842.44
  6. Step 6: Final answer
    x = 10,425.53

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Half scale
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Double scale
Find fourth proportional to 13,843.44, 19,103.88 and 7,555.76
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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.