Home / 27,805.40-41,708.18-13,951.16

Finding the Fourth Proportional to 27,805.40, 41,708.18 and 13,951.16

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Solution

The fourth proportional to 27,805.40, 41,708.18 and 13,951.16 is: 20,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,805.40 : 41,708.18 = 13,951.16 : x
  2. Step 2: Convert to fraction form
    27,805.40/41,708.18 = 13,951.16/x
  3. Step 3: Cross multiply
    27,805.40x = 41,708.18 × 13,951.16
  4. Step 4: Simplify right side
    27,805.40x = 581,877,492.49
  5. Step 5: Solve for x
    x = 581,877,492.49/27,805.40
  6. Step 6: Final answer
    x = 20,926.78

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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.