Home / 48,505.04-72,757.24-12,481.44

Finding the Fourth Proportional to 48,505.04, 72,757.24 and 12,481.44

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Solution

The fourth proportional to 48,505.04, 72,757.24 and 12,481.44 is: 18,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505.04 : 72,757.24 = 12,481.44 : x
  2. Step 2: Convert to fraction form
    48,505.04/72,757.24 = 12,481.44/x
  3. Step 3: Cross multiply
    48,505.04x = 72,757.24 × 12,481.44
  4. Step 4: Simplify right side
    48,505.04x = 908,115,125.63
  5. Step 5: Solve for x
    x = 908,115,125.63/48,505.04
  6. Step 6: Final answer
    x = 18,722.08

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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.