Home / 31,966.20-44,113.55-18,545.45

Finding the Fourth Proportional to 31,966.20, 44,113.55 and 18,545.45

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Solution

The fourth proportional to 31,966.20, 44,113.55 and 18,545.45 is: 25,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966.20 : 44,113.55 = 18,545.45 : x
  2. Step 2: Convert to fraction form
    31,966.20/44,113.55 = 18,545.45/x
  3. Step 3: Cross multiply
    31,966.20x = 44,113.55 × 18,545.45
  4. Step 4: Simplify right side
    31,966.20x = 818,105,635.85
  5. Step 5: Solve for x
    x = 818,105,635.85/31,966.20
  6. Step 6: Final answer
    x = 25,592.83

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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.