Home / 52,042.75-71,819.01-29,686.75

Finding the Fourth Proportional to 52,042.75, 71,819.01 and 29,686.75

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Solution

The fourth proportional to 52,042.75, 71,819.01 and 29,686.75 is: 40,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,042.75 : 71,819.01 = 29,686.75 : x
  2. Step 2: Convert to fraction form
    52,042.75/71,819.01 = 29,686.75/x
  3. Step 3: Cross multiply
    52,042.75x = 71,819.01 × 29,686.75
  4. Step 4: Simplify right side
    52,042.75x = 2,132,072,995.12
  5. Step 5: Solve for x
    x = 2,132,072,995.12/52,042.75
  6. Step 6: Final answer
    x = 40,967.72

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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.