Home / 19,862.28-29,735.10-15,672.96

Finding the Fourth Proportional to 19,862.28, 29,735.10 and 15,672.96

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Solution

The fourth proportional to 19,862.28, 29,735.10 and 15,672.96 is: 23,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.28 : 29,735.10 = 15,672.96 : x
  2. Step 2: Convert to fraction form
    19,862.28/29,735.10 = 15,672.96/x
  3. Step 3: Cross multiply
    19,862.28x = 29,735.10 × 15,672.96
  4. Step 4: Simplify right side
    19,862.28x = 466,037,032.90
  5. Step 5: Solve for x
    x = 466,037,032.90/19,862.28
  6. Step 6: Final answer
    x = 23,463.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.