Home / 49,019.40-73,512.99-15,731.57

Finding the Fourth Proportional to 49,019.40, 73,512.99 and 15,731.57

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Solution

The fourth proportional to 49,019.40, 73,512.99 and 15,731.57 is: 23,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,019.40 : 73,512.99 = 15,731.57 : x
  2. Step 2: Convert to fraction form
    49,019.40/73,512.99 = 15,731.57/x
  3. Step 3: Cross multiply
    49,019.40x = 73,512.99 × 15,731.57
  4. Step 4: Simplify right side
    49,019.40x = 1,156,474,380.53
  5. Step 5: Solve for x
    x = 1,156,474,380.53/49,019.40
  6. Step 6: Final answer
    x = 23,592.18

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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.