Home / 47,790.28-71,700-24,433.12

Finding the Fourth Proportional to 47,790.28, 71,700 and 24,433.12

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Solution

The fourth proportional to 47,790.28, 71,700 and 24,433.12 is: 36,657.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,790.28 : 71,700 = 24,433.12 : x
  2. Step 2: Convert to fraction form
    47,790.28/71,700 = 24,433.12/x
  3. Step 3: Cross multiply
    47,790.28x = 71,700 × 24,433.12
  4. Step 4: Simplify right side
    47,790.28x = 1,751,854,704
  5. Step 5: Solve for x
    x = 1,751,854,704/47,790.28
  6. Step 6: Final answer
    x = 36,657.13

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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.