Home / 29,385.28-40,551.84-15,957.04

Finding the Fourth Proportional to 29,385.28, 40,551.84 and 15,957.04

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Solution

The fourth proportional to 29,385.28, 40,551.84 and 15,957.04 is: 22,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,385.28 : 40,551.84 = 15,957.04 : x
  2. Step 2: Convert to fraction form
    29,385.28/40,551.84 = 15,957.04/x
  3. Step 3: Cross multiply
    29,385.28x = 40,551.84 × 15,957.04
  4. Step 4: Simplify right side
    29,385.28x = 647,087,332.95
  5. Step 5: Solve for x
    x = 647,087,332.95/29,385.28
  6. Step 6: Final answer
    x = 22,020.80

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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.