Home / 33,118.38-49,678.15-9,426.54

Finding the Fourth Proportional to 33,118.38, 49,678.15 and 9,426.54

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Solution

The fourth proportional to 33,118.38, 49,678.15 and 9,426.54 is: 14,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,118.38 : 49,678.15 = 9,426.54 : x
  2. Step 2: Convert to fraction form
    33,118.38/49,678.15 = 9,426.54/x
  3. Step 3: Cross multiply
    33,118.38x = 49,678.15 × 9,426.54
  4. Step 4: Simplify right side
    33,118.38x = 468,293,010.75
  5. Step 5: Solve for x
    x = 468,293,010.75/33,118.38
  6. Step 6: Final answer
    x = 14,139.97

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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.