Home / 43,714.88-65,587.68-18,753.92

Finding the Fourth Proportional to 43,714.88, 65,587.68 and 18,753.92

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Solution

The fourth proportional to 43,714.88, 65,587.68 and 18,753.92 is: 28,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,714.88 : 65,587.68 = 18,753.92 : x
  2. Step 2: Convert to fraction form
    43,714.88/65,587.68 = 18,753.92/x
  3. Step 3: Cross multiply
    43,714.88x = 65,587.68 × 18,753.92
  4. Step 4: Simplify right side
    43,714.88x = 1,230,026,103.71
  5. Step 5: Solve for x
    x = 1,230,026,103.71/43,714.88
  6. Step 6: Final answer
    x = 28,137.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.