Home / 26,691.66-40,053.96-13,553.46

Finding the Fourth Proportional to 26,691.66, 40,053.96 and 13,553.46

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Solution

The fourth proportional to 26,691.66, 40,053.96 and 13,553.46 is: 20,338.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.66 : 40,053.96 = 13,553.46 : x
  2. Step 2: Convert to fraction form
    26,691.66/40,053.96 = 13,553.46/x
  3. Step 3: Cross multiply
    26,691.66x = 40,053.96 × 13,553.46
  4. Step 4: Simplify right side
    26,691.66x = 542,869,744.70
  5. Step 5: Solve for x
    x = 542,869,744.70/26,691.66
  6. Step 6: Final answer
    x = 20,338.55

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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.