Home / 26,221.52-39,331.86-9,581.48

Finding the Fourth Proportional to 26,221.52, 39,331.86 and 9,581.48

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Solution

The fourth proportional to 26,221.52, 39,331.86 and 9,581.48 is: 14,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.52 : 39,331.86 = 9,581.48 : x
  2. Step 2: Convert to fraction form
    26,221.52/39,331.86 = 9,581.48/x
  3. Step 3: Cross multiply
    26,221.52x = 39,331.86 × 9,581.48
  4. Step 4: Simplify right side
    26,221.52x = 376,857,429.95
  5. Step 5: Solve for x
    x = 376,857,429.95/26,221.52
  6. Step 6: Final answer
    x = 14,372.07

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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.