Home / 47,741.38-71,613.87-18,153.70

Finding the Fourth Proportional to 47,741.38, 71,613.87 and 18,153.70

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Solution

The fourth proportional to 47,741.38, 71,613.87 and 18,153.70 is: 27,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,741.38 : 71,613.87 = 18,153.70 : x
  2. Step 2: Convert to fraction form
    47,741.38/71,613.87 = 18,153.70/x
  3. Step 3: Cross multiply
    47,741.38x = 71,613.87 × 18,153.70
  4. Step 4: Simplify right side
    47,741.38x = 1,300,056,711.82
  5. Step 5: Solve for x
    x = 1,300,056,711.82/47,741.38
  6. Step 6: Final answer
    x = 27,231.23

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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.