Home / 16,425.80-22,667.60-8,872.13

Finding the Fourth Proportional to 16,425.80, 22,667.60 and 8,872.13

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Solution

The fourth proportional to 16,425.80, 22,667.60 and 8,872.13 is: 12,243.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.80 : 22,667.60 = 8,872.13 : x
  2. Step 2: Convert to fraction form
    16,425.80/22,667.60 = 8,872.13/x
  3. Step 3: Cross multiply
    16,425.80x = 22,667.60 × 8,872.13
  4. Step 4: Simplify right side
    16,425.80x = 201,109,736.29
  5. Step 5: Solve for x
    x = 201,109,736.29/16,425.80
  6. Step 6: Final answer
    x = 12,243.53

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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.