Home / 31,338.38-43,246.96-17,191.52

Finding the Fourth Proportional to 31,338.38, 43,246.96 and 17,191.52

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Solution

The fourth proportional to 31,338.38, 43,246.96 and 17,191.52 is: 23,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,338.38 : 43,246.96 = 17,191.52 : x
  2. Step 2: Convert to fraction form
    31,338.38/43,246.96 = 17,191.52/x
  3. Step 3: Cross multiply
    31,338.38x = 43,246.96 × 17,191.52
  4. Step 4: Simplify right side
    31,338.38x = 743,480,977.78
  5. Step 5: Solve for x
    x = 743,480,977.78/31,338.38
  6. Step 6: Final answer
    x = 23,724.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.