Home / 12,473.92-18,709.76-4,151.24

Finding the Fourth Proportional to 12,473.92, 18,709.76 and 4,151.24

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Solution

The fourth proportional to 12,473.92, 18,709.76 and 4,151.24 is: 6,226.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.92 : 18,709.76 = 4,151.24 : x
  2. Step 2: Convert to fraction form
    12,473.92/18,709.76 = 4,151.24/x
  3. Step 3: Cross multiply
    12,473.92x = 18,709.76 × 4,151.24
  4. Step 4: Simplify right side
    12,473.92x = 77,668,704.10
  5. Step 5: Solve for x
    x = 77,668,704.10/12,473.92
  6. Step 6: Final answer
    x = 6,226.49

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Similar ratio
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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.