Home / 31,524.62-43,505.88-17,377.40

Finding the Fourth Proportional to 31,524.62, 43,505.88 and 17,377.40

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Solution

The fourth proportional to 31,524.62, 43,505.88 and 17,377.40 is: 23,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,524.62 : 43,505.88 = 17,377.40 : x
  2. Step 2: Convert to fraction form
    31,524.62/43,505.88 = 17,377.40/x
  3. Step 3: Cross multiply
    31,524.62x = 43,505.88 × 17,377.40
  4. Step 4: Simplify right side
    31,524.62x = 756,019,079.11
  5. Step 5: Solve for x
    x = 756,019,079.11/31,524.62
  6. Step 6: Final answer
    x = 23,981.86

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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.