Home / 39,663.52-59,500.85-11,585.66

Finding the Fourth Proportional to 39,663.52, 59,500.85 and 11,585.66

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Solution

The fourth proportional to 39,663.52, 59,500.85 and 11,585.66 is: 17,380.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,663.52 : 59,500.85 = 11,585.66 : x
  2. Step 2: Convert to fraction form
    39,663.52/59,500.85 = 11,585.66/x
  3. Step 3: Cross multiply
    39,663.52x = 59,500.85 × 11,585.66
  4. Step 4: Simplify right side
    39,663.52x = 689,356,262.38
  5. Step 5: Solve for x
    x = 689,356,262.38/39,663.52
  6. Step 6: Final answer
    x = 17,380.11

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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.