Home / 26,545.28-36,634.01-15,216.66

Finding the Fourth Proportional to 26,545.28, 36,634.01 and 15,216.66

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Solution

The fourth proportional to 26,545.28, 36,634.01 and 15,216.66 is: 20,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,545.28 : 36,634.01 = 15,216.66 : x
  2. Step 2: Convert to fraction form
    26,545.28/36,634.01 = 15,216.66/x
  3. Step 3: Cross multiply
    26,545.28x = 36,634.01 × 15,216.66
  4. Step 4: Simplify right side
    26,545.28x = 557,447,198.52
  5. Step 5: Solve for x
    x = 557,447,198.52/26,545.28
  6. Step 6: Final answer
    x = 20,999.87

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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.