Home / 31,869.59-43,981.11-17,530.03

Finding the Fourth Proportional to 31,869.59, 43,981.11 and 17,530.03

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Solution

The fourth proportional to 31,869.59, 43,981.11 and 17,530.03 is: 24,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869.59 : 43,981.11 = 17,530.03 : x
  2. Step 2: Convert to fraction form
    31,869.59/43,981.11 = 17,530.03/x
  3. Step 3: Cross multiply
    31,869.59x = 43,981.11 × 17,530.03
  4. Step 4: Simplify right side
    31,869.59x = 770,990,177.73
  5. Step 5: Solve for x
    x = 770,990,177.73/31,869.59
  6. Step 6: Final answer
    x = 24,192.03

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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.