Home / 12,224.88-18,337.17-3,904.79

Finding the Fourth Proportional to 12,224.88, 18,337.17 and 3,904.79

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Solution

The fourth proportional to 12,224.88, 18,337.17 and 3,904.79 is: 5,857.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.88 : 18,337.17 = 3,904.79 : x
  2. Step 2: Convert to fraction form
    12,224.88/18,337.17 = 3,904.79/x
  3. Step 3: Cross multiply
    12,224.88x = 18,337.17 × 3,904.79
  4. Step 4: Simplify right side
    12,224.88x = 71,602,721.00
  5. Step 5: Solve for x
    x = 71,602,721.00/12,224.88
  6. Step 6: Final answer
    x = 5,857.13

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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.