Home / 40,891.68-61,296.48-26,117.28

Finding the Fourth Proportional to 40,891.68, 61,296.48 and 26,117.28

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Solution

The fourth proportional to 40,891.68, 61,296.48 and 26,117.28 is: 39,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,891.68 : 61,296.48 = 26,117.28 : x
  2. Step 2: Convert to fraction form
    40,891.68/61,296.48 = 26,117.28/x
  3. Step 3: Cross multiply
    40,891.68x = 61,296.48 × 26,117.28
  4. Step 4: Simplify right side
    40,891.68x = 1,600,897,331.17
  5. Step 5: Solve for x
    x = 1,600,897,331.17/40,891.68
  6. Step 6: Final answer
    x = 39,149.71

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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.