Home / 26,545.20-36,629.46-15,217.76

Finding the Fourth Proportional to 26,545.20, 36,629.46 and 15,217.76

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Solution

The fourth proportional to 26,545.20, 36,629.46 and 15,217.76 is: 20,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,545.20 : 36,629.46 = 15,217.76 : x
  2. Step 2: Convert to fraction form
    26,545.20/36,629.46 = 15,217.76/x
  3. Step 3: Cross multiply
    26,545.20x = 36,629.46 × 15,217.76
  4. Step 4: Simplify right side
    26,545.20x = 557,418,148.06
  5. Step 5: Solve for x
    x = 557,418,148.06/26,545.20
  6. Step 6: Final answer
    x = 20,998.83

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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.