Home / 14,193.26-19,587.57-7,905.63

Finding the Fourth Proportional to 14,193.26, 19,587.57 and 7,905.63

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Solution

The fourth proportional to 14,193.26, 19,587.57 and 7,905.63 is: 10,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.26 : 19,587.57 = 7,905.63 : x
  2. Step 2: Convert to fraction form
    14,193.26/19,587.57 = 7,905.63/x
  3. Step 3: Cross multiply
    14,193.26x = 19,587.57 × 7,905.63
  4. Step 4: Simplify right side
    14,193.26x = 154,852,169.30
  5. Step 5: Solve for x
    x = 154,852,169.30/14,193.26
  6. Step 6: Final answer
    x = 10,910.26

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Double scale
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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.