Home / 47,618.76-71,428.26-14,338.92

Finding the Fourth Proportional to 47,618.76, 71,428.26 and 14,338.92

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Solution

The fourth proportional to 47,618.76, 71,428.26 and 14,338.92 is: 21,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,618.76 : 71,428.26 = 14,338.92 : x
  2. Step 2: Convert to fraction form
    47,618.76/71,428.26 = 14,338.92/x
  3. Step 3: Cross multiply
    47,618.76x = 71,428.26 × 14,338.92
  4. Step 4: Simplify right side
    47,618.76x = 1,024,204,105.88
  5. Step 5: Solve for x
    x = 1,024,204,105.88/47,618.76
  6. Step 6: Final answer
    x = 21,508.42

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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.