Home / 33,091.92-49,635.45-9,720.18

Finding the Fourth Proportional to 33,091.92, 49,635.45 and 9,720.18

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Solution

The fourth proportional to 33,091.92, 49,635.45 and 9,720.18 is: 14,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,091.92 : 49,635.45 = 9,720.18 : x
  2. Step 2: Convert to fraction form
    33,091.92/49,635.45 = 9,720.18/x
  3. Step 3: Cross multiply
    33,091.92x = 49,635.45 × 9,720.18
  4. Step 4: Simplify right side
    33,091.92x = 482,465,508.38
  5. Step 5: Solve for x
    x = 482,465,508.38/33,091.92
  6. Step 6: Final answer
    x = 14,579.56

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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.