Home / 18,752.24-27,926.88-17,942.61

Finding the Fourth Proportional to 18,752.24, 27,926.88 and 17,942.61

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Solution

The fourth proportional to 18,752.24, 27,926.88 and 17,942.61 is: 26,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752.24 : 27,926.88 = 17,942.61 : x
  2. Step 2: Convert to fraction form
    18,752.24/27,926.88 = 17,942.61/x
  3. Step 3: Cross multiply
    18,752.24x = 27,926.88 × 17,942.61
  4. Step 4: Simplify right side
    18,752.24x = 501,081,153.80
  5. Step 5: Solve for x
    x = 501,081,153.80/18,752.24
  6. Step 6: Final answer
    x = 26,721.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.