Home / 27,675.90-41,513.94-12,882.78

Finding the Fourth Proportional to 27,675.90, 41,513.94 and 12,882.78

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Solution

The fourth proportional to 27,675.90, 41,513.94 and 12,882.78 is: 19,324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,675.90 : 41,513.94 = 12,882.78 : x
  2. Step 2: Convert to fraction form
    27,675.90/41,513.94 = 12,882.78/x
  3. Step 3: Cross multiply
    27,675.90x = 41,513.94 × 12,882.78
  4. Step 4: Simplify right side
    27,675.90x = 534,814,955.95
  5. Step 5: Solve for x
    x = 534,814,955.95/27,675.90
  6. Step 6: Final answer
    x = 19,324.21

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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.