Home / 27,672.40-41,475.80-15,961.44

Finding the Fourth Proportional to 27,672.40, 41,475.80 and 15,961.44

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Solution

The fourth proportional to 27,672.40, 41,475.80 and 15,961.44 is: 23,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.40 : 41,475.80 = 15,961.44 : x
  2. Step 2: Convert to fraction form
    27,672.40/41,475.80 = 15,961.44/x
  3. Step 3: Cross multiply
    27,672.40x = 41,475.80 × 15,961.44
  4. Step 4: Simplify right side
    27,672.40x = 662,013,493.15
  5. Step 5: Solve for x
    x = 662,013,493.15/27,672.40
  6. Step 6: Final answer
    x = 23,923.24

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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.