Home / 48,001.38-72,004.89-14,721.78

Finding the Fourth Proportional to 48,001.38, 72,004.89 and 14,721.78

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Solution

The fourth proportional to 48,001.38, 72,004.89 and 14,721.78 is: 22,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,001.38 : 72,004.89 = 14,721.78 : x
  2. Step 2: Convert to fraction form
    48,001.38/72,004.89 = 14,721.78/x
  3. Step 3: Cross multiply
    48,001.38x = 72,004.89 × 14,721.78
  4. Step 4: Simplify right side
    48,001.38x = 1,060,040,149.50
  5. Step 5: Solve for x
    x = 1,060,040,149.50/48,001.38
  6. Step 6: Final answer
    x = 22,083.53

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1.5x scale

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.