Home / 57,061.92-85,592.88-15,515.04

Finding the Fourth Proportional to 57,061.92, 85,592.88 and 15,515.04

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Solution

The fourth proportional to 57,061.92, 85,592.88 and 15,515.04 is: 23,272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,061.92 : 85,592.88 = 15,515.04 : x
  2. Step 2: Convert to fraction form
    57,061.92/85,592.88 = 15,515.04/x
  3. Step 3: Cross multiply
    57,061.92x = 85,592.88 × 15,515.04
  4. Step 4: Simplify right side
    57,061.92x = 1,327,976,956.92
  5. Step 5: Solve for x
    x = 1,327,976,956.92/57,061.92
  6. Step 6: Final answer
    x = 23,272.56

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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.