Home / 29,013.76-43,442.56-15,133.44

Finding the Fourth Proportional to 29,013.76, 43,442.56 and 15,133.44

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Solution

The fourth proportional to 29,013.76, 43,442.56 and 15,133.44 is: 22,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013.76 : 43,442.56 = 15,133.44 : x
  2. Step 2: Convert to fraction form
    29,013.76/43,442.56 = 15,133.44/x
  3. Step 3: Cross multiply
    29,013.76x = 43,442.56 × 15,133.44
  4. Step 4: Simplify right side
    29,013.76x = 657,435,375.21
  5. Step 5: Solve for x
    x = 657,435,375.21/29,013.76
  6. Step 6: Final answer
    x = 22,659.43

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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.