Home / 29,013.38-43,517.64-11,478.50

Finding the Fourth Proportional to 29,013.38, 43,517.64 and 11,478.50

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Solution

The fourth proportional to 29,013.38, 43,517.64 and 11,478.50 is: 17,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013.38 : 43,517.64 = 11,478.50 : x
  2. Step 2: Convert to fraction form
    29,013.38/43,517.64 = 11,478.50/x
  3. Step 3: Cross multiply
    29,013.38x = 43,517.64 × 11,478.50
  4. Step 4: Simplify right side
    29,013.38x = 499,517,230.74
  5. Step 5: Solve for x
    x = 499,517,230.74/29,013.38
  6. Step 6: Final answer
    x = 17,216.79

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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.