Home / 16,179.68-22,327.91-9,106.11

Finding the Fourth Proportional to 16,179.68, 22,327.91 and 9,106.11

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Solution

The fourth proportional to 16,179.68, 22,327.91 and 9,106.11 is: 12,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,179.68 : 22,327.91 = 9,106.11 : x
  2. Step 2: Convert to fraction form
    16,179.68/22,327.91 = 9,106.11/x
  3. Step 3: Cross multiply
    16,179.68x = 22,327.91 × 9,106.11
  4. Step 4: Simplify right side
    16,179.68x = 203,320,404.53
  5. Step 5: Solve for x
    x = 203,320,404.53/16,179.68
  6. Step 6: Final answer
    x = 12,566.40

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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.