Home / 27,882.47-38,480.84-16,554.75

Finding the Fourth Proportional to 27,882.47, 38,480.84 and 16,554.75

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Solution

The fourth proportional to 27,882.47, 38,480.84 and 16,554.75 is: 22,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,882.47 : 38,480.84 = 16,554.75 : x
  2. Step 2: Convert to fraction form
    27,882.47/38,480.84 = 16,554.75/x
  3. Step 3: Cross multiply
    27,882.47x = 38,480.84 × 16,554.75
  4. Step 4: Simplify right side
    27,882.47x = 637,040,603.22
  5. Step 5: Solve for x
    x = 637,040,603.22/27,882.47
  6. Step 6: Final answer
    x = 22,847.36

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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.