Home / 20,252.66-30,382.23-8,565.98

Finding the Fourth Proportional to 20,252.66, 30,382.23 and 8,565.98

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Solution

The fourth proportional to 20,252.66, 30,382.23 and 8,565.98 is: 12,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252.66 : 30,382.23 = 8,565.98 : x
  2. Step 2: Convert to fraction form
    20,252.66/30,382.23 = 8,565.98/x
  3. Step 3: Cross multiply
    20,252.66x = 30,382.23 × 8,565.98
  4. Step 4: Simplify right side
    20,252.66x = 260,253,574.54
  5. Step 5: Solve for x
    x = 260,253,574.54/20,252.66
  6. Step 6: Final answer
    x = 12,850.34

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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.