Home / 14,363.06-21,542.15-3,972.38

Finding the Fourth Proportional to 14,363.06, 21,542.15 and 3,972.38

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Solution

The fourth proportional to 14,363.06, 21,542.15 and 3,972.38 is: 5,957.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.06 : 21,542.15 = 3,972.38 : x
  2. Step 2: Convert to fraction form
    14,363.06/21,542.15 = 3,972.38/x
  3. Step 3: Cross multiply
    14,363.06x = 21,542.15 × 3,972.38
  4. Step 4: Simplify right side
    14,363.06x = 85,573,508.04
  5. Step 5: Solve for x
    x = 85,573,508.04/14,363.06
  6. Step 6: Final answer
    x = 5,957.89

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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.