Home / 45,149.52-62,310.12-26,287.92

Finding the Fourth Proportional to 45,149.52, 62,310.12 and 26,287.92

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Solution

The fourth proportional to 45,149.52, 62,310.12 and 26,287.92 is: 36,279.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,149.52 : 62,310.12 = 26,287.92 : x
  2. Step 2: Convert to fraction form
    45,149.52/62,310.12 = 26,287.92/x
  3. Step 3: Cross multiply
    45,149.52x = 62,310.12 × 26,287.92
  4. Step 4: Simplify right side
    45,149.52x = 1,638,003,449.75
  5. Step 5: Solve for x
    x = 1,638,003,449.75/45,149.52
  6. Step 6: Final answer
    x = 36,279.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.