Home / 26,393.68-39,589.56-7,925.20

Finding the Fourth Proportional to 26,393.68, 39,589.56 and 7,925.20

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Solution

The fourth proportional to 26,393.68, 39,589.56 and 7,925.20 is: 11,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.68 : 39,589.56 = 7,925.20 : x
  2. Step 2: Convert to fraction form
    26,393.68/39,589.56 = 7,925.20/x
  3. Step 3: Cross multiply
    26,393.68x = 39,589.56 × 7,925.20
  4. Step 4: Simplify right side
    26,393.68x = 313,755,180.91
  5. Step 5: Solve for x
    x = 313,755,180.91/26,393.68
  6. Step 6: Final answer
    x = 11,887.51

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Double scale
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Similar ratio
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1.5x scale

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.