Home / 45,296.52-67,956.80-15,714.28

Finding the Fourth Proportional to 45,296.52, 67,956.80 and 15,714.28

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Solution

The fourth proportional to 45,296.52, 67,956.80 and 15,714.28 is: 23,575.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,296.52 : 67,956.80 = 15,714.28 : x
  2. Step 2: Convert to fraction form
    45,296.52/67,956.80 = 15,714.28/x
  3. Step 3: Cross multiply
    45,296.52x = 67,956.80 × 15,714.28
  4. Step 4: Simplify right side
    45,296.52x = 1,067,892,183.10
  5. Step 5: Solve for x
    x = 1,067,892,183.10/45,296.52
  6. Step 6: Final answer
    x = 23,575.59

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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.