Home / 23,154.76-31,951.68-13,593.64

Finding the Fourth Proportional to 23,154.76, 31,951.68 and 13,593.64

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Solution

The fourth proportional to 23,154.76, 31,951.68 and 13,593.64 is: 18,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.76 : 31,951.68 = 13,593.64 : x
  2. Step 2: Convert to fraction form
    23,154.76/31,951.68 = 13,593.64/x
  3. Step 3: Cross multiply
    23,154.76x = 31,951.68 × 13,593.64
  4. Step 4: Simplify right side
    23,154.76x = 434,339,635.32
  5. Step 5: Solve for x
    x = 434,339,635.32/23,154.76
  6. Step 6: Final answer
    x = 18,758.11

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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.