Home / 45,288.90-67,933.15-38,562.76

Finding the Fourth Proportional to 45,288.90, 67,933.15 and 38,562.76

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Solution

The fourth proportional to 45,288.90, 67,933.15 and 38,562.76 is: 57,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,288.90 : 67,933.15 = 38,562.76 : x
  2. Step 2: Convert to fraction form
    45,288.90/67,933.15 = 38,562.76/x
  3. Step 3: Cross multiply
    45,288.90x = 67,933.15 × 38,562.76
  4. Step 4: Simplify right side
    45,288.90x = 2,619,689,748.00
  5. Step 5: Solve for x
    x = 2,619,689,748.00/45,288.90
  6. Step 6: Final answer
    x = 57,843.97

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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.