Home / 48,687.12-73,020.96-15,401.52

Finding the Fourth Proportional to 48,687.12, 73,020.96 and 15,401.52

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Solution

The fourth proportional to 48,687.12, 73,020.96 and 15,401.52 is: 23,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,687.12 : 73,020.96 = 15,401.52 : x
  2. Step 2: Convert to fraction form
    48,687.12/73,020.96 = 15,401.52/x
  3. Step 3: Cross multiply
    48,687.12x = 73,020.96 × 15,401.52
  4. Step 4: Simplify right side
    48,687.12x = 1,124,633,775.86
  5. Step 5: Solve for x
    x = 1,124,633,775.86/48,687.12
  6. Step 6: Final answer
    x = 23,099.21

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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.