Home / 29,386.12-40,551.96-15,957.13

Finding the Fourth Proportional to 29,386.12, 40,551.96 and 15,957.13

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Solution

The fourth proportional to 29,386.12, 40,551.96 and 15,957.13 is: 22,020.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386.12 : 40,551.96 = 15,957.13 : x
  2. Step 2: Convert to fraction form
    29,386.12/40,551.96 = 15,957.13/x
  3. Step 3: Cross multiply
    29,386.12x = 40,551.96 × 15,957.13
  4. Step 4: Simplify right side
    29,386.12x = 647,092,897.47
  5. Step 5: Solve for x
    x = 647,092,897.47/29,386.12
  6. Step 6: Final answer
    x = 22,020.36

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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.