Home / 37,474.30-56,211.45-18,811.90

Finding the Fourth Proportional to 37,474.30, 56,211.45 and 18,811.90

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Solution

The fourth proportional to 37,474.30, 56,211.45 and 18,811.90 is: 28,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,474.30 : 56,211.45 = 18,811.90 : x
  2. Step 2: Convert to fraction form
    37,474.30/56,211.45 = 18,811.90/x
  3. Step 3: Cross multiply
    37,474.30x = 56,211.45 × 18,811.90
  4. Step 4: Simplify right side
    37,474.30x = 1,057,444,176.26
  5. Step 5: Solve for x
    x = 1,057,444,176.26/37,474.30
  6. Step 6: Final answer
    x = 28,217.85

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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.