Home / 37,782.52-56,680.28-11,489.92

Finding the Fourth Proportional to 37,782.52, 56,680.28 and 11,489.92

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Solution

The fourth proportional to 37,782.52, 56,680.28 and 11,489.92 is: 17,236.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,782.52 : 56,680.28 = 11,489.92 : x
  2. Step 2: Convert to fraction form
    37,782.52/56,680.28 = 11,489.92/x
  3. Step 3: Cross multiply
    37,782.52x = 56,680.28 × 11,489.92
  4. Step 4: Simplify right side
    37,782.52x = 651,251,882.78
  5. Step 5: Solve for x
    x = 651,251,882.78/37,782.52
  6. Step 6: Final answer
    x = 17,236.86

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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.