Home / 31,982.04-44,123.60-18,545.88

Finding the Fourth Proportional to 31,982.04, 44,123.60 and 18,545.88

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Solution

The fourth proportional to 31,982.04, 44,123.60 and 18,545.88 is: 25,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.04 : 44,123.60 = 18,545.88 : x
  2. Step 2: Convert to fraction form
    31,982.04/44,123.60 = 18,545.88/x
  3. Step 3: Cross multiply
    31,982.04x = 44,123.60 × 18,545.88
  4. Step 4: Simplify right side
    31,982.04x = 818,310,990.77
  5. Step 5: Solve for x
    x = 818,310,990.77/31,982.04
  6. Step 6: Final answer
    x = 25,586.58

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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.