Home / 48,151.36-72,149.28-18,534.52

Finding the Fourth Proportional to 48,151.36, 72,149.28 and 18,534.52

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Solution

The fourth proportional to 48,151.36, 72,149.28 and 18,534.52 is: 27,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,151.36 : 72,149.28 = 18,534.52 : x
  2. Step 2: Convert to fraction form
    48,151.36/72,149.28 = 18,534.52/x
  3. Step 3: Cross multiply
    48,151.36x = 72,149.28 × 18,534.52
  4. Step 4: Simplify right side
    48,151.36x = 1,337,252,273.15
  5. Step 5: Solve for x
    x = 1,337,252,273.15/48,151.36
  6. Step 6: Final answer
    x = 27,771.85

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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.