Home / 27,424.62-37,843.82-15,489.14

Finding the Fourth Proportional to 27,424.62, 37,843.82 and 15,489.14

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Solution

The fourth proportional to 27,424.62, 37,843.82 and 15,489.14 is: 21,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.62 : 37,843.82 = 15,489.14 : x
  2. Step 2: Convert to fraction form
    27,424.62/37,843.82 = 15,489.14/x
  3. Step 3: Cross multiply
    27,424.62x = 37,843.82 × 15,489.14
  4. Step 4: Simplify right side
    27,424.62x = 586,168,226.11
  5. Step 5: Solve for x
    x = 586,168,226.11/27,424.62
  6. Step 6: Final answer
    x = 21,373.80

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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.