Home / 26,791.18-40,186.76-9,251.44

Finding the Fourth Proportional to 26,791.18, 40,186.76 and 9,251.44

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Solution

The fourth proportional to 26,791.18, 40,186.76 and 9,251.44 is: 13,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791.18 : 40,186.76 = 9,251.44 : x
  2. Step 2: Convert to fraction form
    26,791.18/40,186.76 = 9,251.44/x
  3. Step 3: Cross multiply
    26,791.18x = 40,186.76 × 9,251.44
  4. Step 4: Simplify right side
    26,791.18x = 371,785,398.93
  5. Step 5: Solve for x
    x = 371,785,398.93/26,791.18
  6. Step 6: Final answer
    x = 13,877.16

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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.