Home / 48,938.64-73,418.90-15,660.70

Finding the Fourth Proportional to 48,938.64, 73,418.90 and 15,660.70

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Solution

The fourth proportional to 48,938.64, 73,418.90 and 15,660.70 is: 23,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.64 : 73,418.90 = 15,660.70 : x
  2. Step 2: Convert to fraction form
    48,938.64/73,418.90 = 15,660.70/x
  3. Step 3: Cross multiply
    48,938.64x = 73,418.90 × 15,660.70
  4. Step 4: Simplify right side
    48,938.64x = 1,149,791,380.70
  5. Step 5: Solve for x
    x = 1,149,791,380.70/48,938.64
  6. Step 6: Final answer
    x = 23,494.55

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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.