Home / 31,446.43-43,396.05-17,299.17

Finding the Fourth Proportional to 31,446.43, 43,396.05 and 17,299.17

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Solution

The fourth proportional to 31,446.43, 43,396.05 and 17,299.17 is: 23,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,446.43 : 43,396.05 = 17,299.17 : x
  2. Step 2: Convert to fraction form
    31,446.43/43,396.05 = 17,299.17/x
  3. Step 3: Cross multiply
    31,446.43x = 43,396.05 × 17,299.17
  4. Step 4: Simplify right side
    31,446.43x = 750,715,711.15
  5. Step 5: Solve for x
    x = 750,715,711.15/31,446.43
  6. Step 6: Final answer
    x = 23,872.85

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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.