Home / 47,971.76-71,965.96-14,691.04

Finding the Fourth Proportional to 47,971.76, 71,965.96 and 14,691.04

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Solution

The fourth proportional to 47,971.76, 71,965.96 and 14,691.04 is: 22,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,971.76 : 71,965.96 = 14,691.04 : x
  2. Step 2: Convert to fraction form
    47,971.76/71,965.96 = 14,691.04/x
  3. Step 3: Cross multiply
    47,971.76x = 71,965.96 × 14,691.04
  4. Step 4: Simplify right side
    47,971.76x = 1,057,254,797.00
  5. Step 5: Solve for x
    x = 1,057,254,797.00/47,971.76
  6. Step 6: Final answer
    x = 22,039.11

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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.