Home / 27,925.20-41,920.20-16,844.40

Finding the Fourth Proportional to 27,925.20, 41,920.20 and 16,844.40

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Solution

The fourth proportional to 27,925.20, 41,920.20 and 16,844.40 is: 25,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.20 : 41,920.20 = 16,844.40 : x
  2. Step 2: Convert to fraction form
    27,925.20/41,920.20 = 16,844.40/x
  3. Step 3: Cross multiply
    27,925.20x = 41,920.20 × 16,844.40
  4. Step 4: Simplify right side
    27,925.20x = 706,120,616.88
  5. Step 5: Solve for x
    x = 706,120,616.88/27,925.20
  6. Step 6: Final answer
    x = 25,286.14

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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.