Home / 34,182.40-47,170.56-20,044.60

Finding the Fourth Proportional to 34,182.40, 47,170.56 and 20,044.60

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Solution

The fourth proportional to 34,182.40, 47,170.56 and 20,044.60 is: 27,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,182.40 : 47,170.56 = 20,044.60 : x
  2. Step 2: Convert to fraction form
    34,182.40/47,170.56 = 20,044.60/x
  3. Step 3: Cross multiply
    34,182.40x = 47,170.56 × 20,044.60
  4. Step 4: Simplify right side
    34,182.40x = 945,515,006.98
  5. Step 5: Solve for x
    x = 945,515,006.98/34,182.40
  6. Step 6: Final answer
    x = 27,660.87

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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.