Home / 48,144.96-72,221.09-13,084.11

Finding the Fourth Proportional to 48,144.96, 72,221.09 and 13,084.11

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Solution

The fourth proportional to 48,144.96, 72,221.09 and 13,084.11 is: 19,627.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,144.96 : 72,221.09 = 13,084.11 : x
  2. Step 2: Convert to fraction form
    48,144.96/72,221.09 = 13,084.11/x
  3. Step 3: Cross multiply
    48,144.96x = 72,221.09 × 13,084.11
  4. Step 4: Simplify right side
    48,144.96x = 944,948,620.46
  5. Step 5: Solve for x
    x = 944,948,620.46/48,144.96
  6. Step 6: Final answer
    x = 19,627.16

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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.