Home / 23,171.60-34,757.40-8,382.80

Finding the Fourth Proportional to 23,171.60, 34,757.40 and 8,382.80

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Solution

The fourth proportional to 23,171.60, 34,757.40 and 8,382.80 is: 12,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171.60 : 34,757.40 = 8,382.80 : x
  2. Step 2: Convert to fraction form
    23,171.60/34,757.40 = 8,382.80/x
  3. Step 3: Cross multiply
    23,171.60x = 34,757.40 × 8,382.80
  4. Step 4: Simplify right side
    23,171.60x = 291,364,332.72
  5. Step 5: Solve for x
    x = 291,364,332.72/23,171.60
  6. Step 6: Final answer
    x = 12,574.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.