Home / 27,862.38-41,848.25-21,634.90

Finding the Fourth Proportional to 27,862.38, 41,848.25 and 21,634.90

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Solution

The fourth proportional to 27,862.38, 41,848.25 and 21,634.90 is: 32,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,862.38 : 41,848.25 = 21,634.90 : x
  2. Step 2: Convert to fraction form
    27,862.38/41,848.25 = 21,634.90/x
  3. Step 3: Cross multiply
    27,862.38x = 41,848.25 × 21,634.90
  4. Step 4: Simplify right side
    27,862.38x = 905,382,491.13
  5. Step 5: Solve for x
    x = 905,382,491.13/27,862.38
  6. Step 6: Final answer
    x = 32,494.80

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1.5x scale

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.