Home / 56,613.93-84,921.09-17,171.38

Finding the Fourth Proportional to 56,613.93, 84,921.09 and 17,171.38

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Solution

The fourth proportional to 56,613.93, 84,921.09 and 17,171.38 is: 25,757.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,613.93 : 84,921.09 = 17,171.38 : x
  2. Step 2: Convert to fraction form
    56,613.93/84,921.09 = 17,171.38/x
  3. Step 3: Cross multiply
    56,613.93x = 84,921.09 × 17,171.38
  4. Step 4: Simplify right side
    56,613.93x = 1,458,212,306.40
  5. Step 5: Solve for x
    x = 1,458,212,306.40/56,613.93
  6. Step 6: Final answer
    x = 25,757.13

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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.