Home / 16,327.25-22,505.54-12,872.18

Finding the Fourth Proportional to 16,327.25, 22,505.54 and 12,872.18

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Solution

The fourth proportional to 16,327.25, 22,505.54 and 12,872.18 is: 17,743.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,327.25 : 22,505.54 = 12,872.18 : x
  2. Step 2: Convert to fraction form
    16,327.25/22,505.54 = 12,872.18/x
  3. Step 3: Cross multiply
    16,327.25x = 22,505.54 × 12,872.18
  4. Step 4: Simplify right side
    16,327.25x = 289,695,184.99
  5. Step 5: Solve for x
    x = 289,695,184.99/16,327.25
  6. Step 6: Final answer
    x = 17,743.05

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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.