Home / 16,853.67-25,264.29-8,079.75

Finding the Fourth Proportional to 16,853.67, 25,264.29 and 8,079.75

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Solution

The fourth proportional to 16,853.67, 25,264.29 and 8,079.75 is: 12,111.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853.67 : 25,264.29 = 8,079.75 : x
  2. Step 2: Convert to fraction form
    16,853.67/25,264.29 = 8,079.75/x
  3. Step 3: Cross multiply
    16,853.67x = 25,264.29 × 8,079.75
  4. Step 4: Simplify right side
    16,853.67x = 204,129,147.13
  5. Step 5: Solve for x
    x = 204,129,147.13/16,853.67
  6. Step 6: Final answer
    x = 12,111.85

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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.