Home / 26,691.26-40,044.18-7,972.16

Finding the Fourth Proportional to 26,691.26, 40,044.18 and 7,972.16

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Solution

The fourth proportional to 26,691.26, 40,044.18 and 7,972.16 is: 11,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.26 : 40,044.18 = 7,972.16 : x
  2. Step 2: Convert to fraction form
    26,691.26/40,044.18 = 7,972.16/x
  3. Step 3: Cross multiply
    26,691.26x = 40,044.18 × 7,972.16
  4. Step 4: Simplify right side
    26,691.26x = 319,238,610.03
  5. Step 5: Solve for x
    x = 319,238,610.03/26,691.26
  6. Step 6: Final answer
    x = 11,960.42

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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.