Home / 37,651.60-56,474.34-12,691.11

Finding the Fourth Proportional to 37,651.60, 56,474.34 and 12,691.11

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Solution

The fourth proportional to 37,651.60, 56,474.34 and 12,691.11 is: 19,035.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,651.60 : 56,474.34 = 12,691.11 : x
  2. Step 2: Convert to fraction form
    37,651.60/56,474.34 = 12,691.11/x
  3. Step 3: Cross multiply
    37,651.60x = 56,474.34 × 12,691.11
  4. Step 4: Simplify right side
    37,651.60x = 716,722,061.12
  5. Step 5: Solve for x
    x = 716,722,061.12/37,651.60
  6. Step 6: Final answer
    x = 19,035.63

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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.