Home / 47,949.12-71,921.06-14,669.18

Finding the Fourth Proportional to 47,949.12, 71,921.06 and 14,669.18

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Solution

The fourth proportional to 47,949.12, 71,921.06 and 14,669.18 is: 22,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,949.12 : 71,921.06 = 14,669.18 : x
  2. Step 2: Convert to fraction form
    47,949.12/71,921.06 = 14,669.18/x
  3. Step 3: Cross multiply
    47,949.12x = 71,921.06 × 14,669.18
  4. Step 4: Simplify right side
    47,949.12x = 1,055,023,068.97
  5. Step 5: Solve for x
    x = 1,055,023,068.97/47,949.12
  6. Step 6: Final answer
    x = 22,002.97

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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.