Home / 39,230.88-58,872.24-18,456.00

Finding the Fourth Proportional to 39,230.88, 58,872.24 and 18,456.00

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Solution

The fourth proportional to 39,230.88, 58,872.24 and 18,456.00 is: 27,696.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230.88 : 58,872.24 = 18,456.00 : x
  2. Step 2: Convert to fraction form
    39,230.88/58,872.24 = 18,456.00/x
  3. Step 3: Cross multiply
    39,230.88x = 58,872.24 × 18,456.00
  4. Step 4: Simplify right side
    39,230.88x = 1,086,545,674.80
  5. Step 5: Solve for x
    x = 1,086,545,674.80/39,230.88
  6. Step 6: Final answer
    x = 27,696.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.