Home / 48,669.12-72,997.56-15,392.52

Finding the Fourth Proportional to 48,669.12, 72,997.56 and 15,392.52

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Solution

The fourth proportional to 48,669.12, 72,997.56 and 15,392.52 is: 23,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,669.12 : 72,997.56 = 15,392.52 : x
  2. Step 2: Convert to fraction form
    48,669.12/72,997.56 = 15,392.52/x
  3. Step 3: Cross multiply
    48,669.12x = 72,997.56 × 15,392.52
  4. Step 4: Simplify right side
    48,669.12x = 1,123,616,402.25
  5. Step 5: Solve for x
    x = 1,123,616,402.25/48,669.12
  6. Step 6: Final answer
    x = 23,086.84

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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.