Home / 51,741.48-71,402.82-29,385

Finding the Fourth Proportional to 51,741.48, 71,402.82 and 29,385

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Solution

The fourth proportional to 51,741.48, 71,402.82 and 29,385 is: 40,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,741.48 : 71,402.82 = 29,385 : x
  2. Step 2: Convert to fraction form
    51,741.48/71,402.82 = 29,385/x
  3. Step 3: Cross multiply
    51,741.48x = 71,402.82 × 29,385
  4. Step 4: Simplify right side
    51,741.48x = 2,098,171,865.70
  5. Step 5: Solve for x
    x = 2,098,171,865.70/51,741.48
  6. Step 6: Final answer
    x = 40,551.06

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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.