Home / 31,763.38-43,834.30-17,423.84

Finding the Fourth Proportional to 31,763.38, 43,834.30 and 17,423.84

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Solution

The fourth proportional to 31,763.38, 43,834.30 and 17,423.84 is: 24,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,763.38 : 43,834.30 = 17,423.84 : x
  2. Step 2: Convert to fraction form
    31,763.38/43,834.30 = 17,423.84/x
  3. Step 3: Cross multiply
    31,763.38x = 43,834.30 × 17,423.84
  4. Step 4: Simplify right side
    31,763.38x = 763,761,829.71
  5. Step 5: Solve for x
    x = 763,761,829.71/31,763.38
  6. Step 6: Final answer
    x = 24,045.36

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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.