Home / 27,100.98-40,651.47-17,864.82

Finding the Fourth Proportional to 27,100.98, 40,651.47 and 17,864.82

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Solution

The fourth proportional to 27,100.98, 40,651.47 and 17,864.82 is: 26,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.98 : 40,651.47 = 17,864.82 : x
  2. Step 2: Convert to fraction form
    27,100.98/40,651.47 = 17,864.82/x
  3. Step 3: Cross multiply
    27,100.98x = 40,651.47 × 17,864.82
  4. Step 4: Simplify right side
    27,100.98x = 726,231,194.29
  5. Step 5: Solve for x
    x = 726,231,194.29/27,100.98
  6. Step 6: Final answer
    x = 26,797.23

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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.