Home / 15,565.52-23,211.19-15,425.12

Finding the Fourth Proportional to 15,565.52, 23,211.19 and 15,425.12

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Solution

The fourth proportional to 15,565.52, 23,211.19 and 15,425.12 is: 23,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565.52 : 23,211.19 = 15,425.12 : x
  2. Step 2: Convert to fraction form
    15,565.52/23,211.19 = 15,425.12/x
  3. Step 3: Cross multiply
    15,565.52x = 23,211.19 × 15,425.12
  4. Step 4: Simplify right side
    15,565.52x = 358,035,391.09
  5. Step 5: Solve for x
    x = 358,035,391.09/15,565.52
  6. Step 6: Final answer
    x = 23,001.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.