Home / 16,179.23-22,327.65-9,805.61

Finding the Fourth Proportional to 16,179.23, 22,327.65 and 9,805.61

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Solution

The fourth proportional to 16,179.23, 22,327.65 and 9,805.61 is: 13,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,179.23 : 22,327.65 = 9,805.61 : x
  2. Step 2: Convert to fraction form
    16,179.23/22,327.65 = 9,805.61/x
  3. Step 3: Cross multiply
    16,179.23x = 22,327.65 × 9,805.61
  4. Step 4: Simplify right side
    16,179.23x = 218,936,116.48
  5. Step 5: Solve for x
    x = 218,936,116.48/16,179.23
  6. Step 6: Final answer
    x = 13,531.93

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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.