Home / 27,963.12-38,589.96-16,028.76

Finding the Fourth Proportional to 27,963.12, 38,589.96 and 16,028.76

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Solution

The fourth proportional to 27,963.12, 38,589.96 and 16,028.76 is: 22,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.12 : 38,589.96 = 16,028.76 : x
  2. Step 2: Convert to fraction form
    27,963.12/38,589.96 = 16,028.76/x
  3. Step 3: Cross multiply
    27,963.12x = 38,589.96 × 16,028.76
  4. Step 4: Simplify right side
    27,963.12x = 618,549,207.25
  5. Step 5: Solve for x
    x = 618,549,207.25/27,963.12
  6. Step 6: Final answer
    x = 22,120.18

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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.