Home / 23,174.73-31,950.20-18,410.49

Finding the Fourth Proportional to 23,174.73, 31,950.20 and 18,410.49

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Solution

The fourth proportional to 23,174.73, 31,950.20 and 18,410.49 is: 25,381.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174.73 : 31,950.20 = 18,410.49 : x
  2. Step 2: Convert to fraction form
    23,174.73/31,950.20 = 18,410.49/x
  3. Step 3: Cross multiply
    23,174.73x = 31,950.20 × 18,410.49
  4. Step 4: Simplify right side
    23,174.73x = 588,218,883.62
  5. Step 5: Solve for x
    x = 588,218,883.62/23,174.73
  6. Step 6: Final answer
    x = 25,381.91

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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.