Home / 47,613.15-71,420.43-18,023.04

Finding the Fourth Proportional to 47,613.15, 71,420.43 and 18,023.04

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Solution

The fourth proportional to 47,613.15, 71,420.43 and 18,023.04 is: 27,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,613.15 : 71,420.43 = 18,023.04 : x
  2. Step 2: Convert to fraction form
    47,613.15/71,420.43 = 18,023.04/x
  3. Step 3: Cross multiply
    47,613.15x = 71,420.43 × 18,023.04
  4. Step 4: Simplify right side
    47,613.15x = 1,287,213,266.71
  5. Step 5: Solve for x
    x = 1,287,213,266.71/47,613.15
  6. Step 6: Final answer
    x = 27,034.83

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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.