Home / 29,387.88-40,555.44-15,959.16

Finding the Fourth Proportional to 29,387.88, 40,555.44 and 15,959.16

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Solution

The fourth proportional to 29,387.88, 40,555.44 and 15,959.16 is: 22,023.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.88 : 40,555.44 = 15,959.16 : x
  2. Step 2: Convert to fraction form
    29,387.88/40,555.44 = 15,959.16/x
  3. Step 3: Cross multiply
    29,387.88x = 40,555.44 × 15,959.16
  4. Step 4: Simplify right side
    29,387.88x = 647,230,755.83
  5. Step 5: Solve for x
    x = 647,230,755.83/29,387.88
  6. Step 6: Final answer
    x = 22,023.73

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Similar ratio
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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.