Home / 27,832.33-38,408.56-15,257.17

Finding the Fourth Proportional to 27,832.33, 38,408.56 and 15,257.17

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Solution

The fourth proportional to 27,832.33, 38,408.56 and 15,257.17 is: 21,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,832.33 : 38,408.56 = 15,257.17 : x
  2. Step 2: Convert to fraction form
    27,832.33/38,408.56 = 15,257.17/x
  3. Step 3: Cross multiply
    27,832.33x = 38,408.56 × 15,257.17
  4. Step 4: Simplify right side
    27,832.33x = 586,005,929.38
  5. Step 5: Solve for x
    x = 586,005,929.38/27,832.33
  6. Step 6: Final answer
    x = 21,054.86

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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.