Home / 14,867.88-20,514.45-8,576.61

Finding the Fourth Proportional to 14,867.88, 20,514.45 and 8,576.61

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Solution

The fourth proportional to 14,867.88, 20,514.45 and 8,576.61 is: 11,833.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867.88 : 20,514.45 = 8,576.61 : x
  2. Step 2: Convert to fraction form
    14,867.88/20,514.45 = 8,576.61/x
  3. Step 3: Cross multiply
    14,867.88x = 20,514.45 × 8,576.61
  4. Step 4: Simplify right side
    14,867.88x = 175,944,437.01
  5. Step 5: Solve for x
    x = 175,944,437.01/14,867.88
  6. Step 6: Final answer
    x = 11,833.86

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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.