Home / 15,747.68-23,575.76-9,153.76

Finding the Fourth Proportional to 15,747.68, 23,575.76 and 9,153.76

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Solution

The fourth proportional to 15,747.68, 23,575.76 and 9,153.76 is: 13,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747.68 : 23,575.76 = 9,153.76 : x
  2. Step 2: Convert to fraction form
    15,747.68/23,575.76 = 9,153.76/x
  3. Step 3: Cross multiply
    15,747.68x = 23,575.76 × 9,153.76
  4. Step 4: Simplify right side
    15,747.68x = 215,806,848.86
  5. Step 5: Solve for x
    x = 215,806,848.86/15,747.68
  6. Step 6: Final answer
    x = 13,704.04

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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.