Home / 39,581.28-59,375.82-11,501.58

Finding the Fourth Proportional to 39,581.28, 59,375.82 and 11,501.58

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Solution

The fourth proportional to 39,581.28, 59,375.82 and 11,501.58 is: 17,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,581.28 : 59,375.82 = 11,501.58 : x
  2. Step 2: Convert to fraction form
    39,581.28/59,375.82 = 11,501.58/x
  3. Step 3: Cross multiply
    39,581.28x = 59,375.82 × 11,501.58
  4. Step 4: Simplify right side
    39,581.28x = 682,915,726.54
  5. Step 5: Solve for x
    x = 682,915,726.54/39,581.28
  6. Step 6: Final answer
    x = 17,253.50

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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.