Home / 27,996.23-38,634.21-15,249.55

Finding the Fourth Proportional to 27,996.23, 38,634.21 and 15,249.55

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Solution

The fourth proportional to 27,996.23, 38,634.21 and 15,249.55 is: 21,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,996.23 : 38,634.21 = 15,249.55 : x
  2. Step 2: Convert to fraction form
    27,996.23/38,634.21 = 15,249.55/x
  3. Step 3: Cross multiply
    27,996.23x = 38,634.21 × 15,249.55
  4. Step 4: Simplify right side
    27,996.23x = 589,154,317.11
  5. Step 5: Solve for x
    x = 589,154,317.11/27,996.23
  6. Step 6: Final answer
    x = 21,044.06

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Half scale
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Double scale
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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.