Home / 34,156.92-47,136.45-19,049.60

Finding the Fourth Proportional to 34,156.92, 47,136.45 and 19,049.60

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Solution

The fourth proportional to 34,156.92, 47,136.45 and 19,049.60 is: 26,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156.92 : 47,136.45 = 19,049.60 : x
  2. Step 2: Convert to fraction form
    34,156.92/47,136.45 = 19,049.60/x
  3. Step 3: Cross multiply
    34,156.92x = 47,136.45 × 19,049.60
  4. Step 4: Simplify right side
    34,156.92x = 897,930,517.92
  5. Step 5: Solve for x
    x = 897,930,517.92/34,156.92
  6. Step 6: Final answer
    x = 26,288.39

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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.