Home / 56,231.12-84,287.92-26,613.68

Finding the Fourth Proportional to 56,231.12, 84,287.92 and 26,613.68

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Solution

The fourth proportional to 56,231.12, 84,287.92 and 26,613.68 is: 39,892.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,231.12 : 84,287.92 = 26,613.68 : x
  2. Step 2: Convert to fraction form
    56,231.12/84,287.92 = 26,613.68/x
  3. Step 3: Cross multiply
    56,231.12x = 84,287.92 × 26,613.68
  4. Step 4: Simplify right side
    56,231.12x = 2,243,211,730.75
  5. Step 5: Solve for x
    x = 2,243,211,730.75/56,231.12
  6. Step 6: Final answer
    x = 39,892.71

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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.