Home / 16,040.26-22,135.76-8,966.80

Finding the Fourth Proportional to 16,040.26, 22,135.76 and 8,966.80

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Solution

The fourth proportional to 16,040.26, 22,135.76 and 8,966.80 is: 12,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.26 : 22,135.76 = 8,966.80 : x
  2. Step 2: Convert to fraction form
    16,040.26/22,135.76 = 8,966.80/x
  3. Step 3: Cross multiply
    16,040.26x = 22,135.76 × 8,966.80
  4. Step 4: Simplify right side
    16,040.26x = 198,486,932.77
  5. Step 5: Solve for x
    x = 198,486,932.77/16,040.26
  6. Step 6: Final answer
    x = 12,374.30

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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.