Home / 26,112.38-39,161.87-10,098.68

Finding the Fourth Proportional to 26,112.38, 39,161.87 and 10,098.68

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Solution

The fourth proportional to 26,112.38, 39,161.87 and 10,098.68 is: 15,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.38 : 39,161.87 = 10,098.68 : x
  2. Step 2: Convert to fraction form
    26,112.38/39,161.87 = 10,098.68/x
  3. Step 3: Cross multiply
    26,112.38x = 39,161.87 × 10,098.68
  4. Step 4: Simplify right side
    26,112.38x = 395,482,947.03
  5. Step 5: Solve for x
    x = 395,482,947.03/26,112.38
  6. Step 6: Final answer
    x = 15,145.42

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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.