Home / 51,731.30-71,383.88-29,066.69

Finding the Fourth Proportional to 51,731.30, 71,383.88 and 29,066.69

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Solution

The fourth proportional to 51,731.30, 71,383.88 and 29,066.69 is: 40,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,731.30 : 71,383.88 = 29,066.69 : x
  2. Step 2: Convert to fraction form
    51,731.30/71,383.88 = 29,066.69/x
  3. Step 3: Cross multiply
    51,731.30x = 71,383.88 × 29,066.69
  4. Step 4: Simplify right side
    51,731.30x = 2,074,892,965.62
  5. Step 5: Solve for x
    x = 2,074,892,965.62/51,731.30
  6. Step 6: Final answer
    x = 40,109.04

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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.