Home / 27,948.20-41,954.70-16,867.40

Finding the Fourth Proportional to 27,948.20, 41,954.70 and 16,867.40

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Solution

The fourth proportional to 27,948.20, 41,954.70 and 16,867.40 is: 25,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.20 : 41,954.70 = 16,867.40 : x
  2. Step 2: Convert to fraction form
    27,948.20/41,954.70 = 16,867.40/x
  3. Step 3: Cross multiply
    27,948.20x = 41,954.70 × 16,867.40
  4. Step 4: Simplify right side
    27,948.20x = 707,666,706.78
  5. Step 5: Solve for x
    x = 707,666,706.78/27,948.20
  6. Step 6: Final answer
    x = 25,320.65

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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.