Home / 40,642.62-56,086.32-22,737.57

Finding the Fourth Proportional to 40,642.62, 56,086.32 and 22,737.57

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Solution

The fourth proportional to 40,642.62, 56,086.32 and 22,737.57 is: 31,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.62 : 56,086.32 = 22,737.57 : x
  2. Step 2: Convert to fraction form
    40,642.62/56,086.32 = 22,737.57/x
  3. Step 3: Cross multiply
    40,642.62x = 56,086.32 × 22,737.57
  4. Step 4: Simplify right side
    40,642.62x = 1,275,266,627.04
  5. Step 5: Solve for x
    x = 1,275,266,627.04/40,642.62
  6. Step 6: Final answer
    x = 31,377.57

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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.