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Finding the Fourth Proportional to 22,798.18, 34,198.62 and 8,008.12

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Solution

The fourth proportional to 22,798.18, 34,198.62 and 8,008.12 is: 12,012.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,798.18 : 34,198.62 = 8,008.12 : x
  2. Step 2: Convert to fraction form
    22,798.18/34,198.62 = 8,008.12/x
  3. Step 3: Cross multiply
    22,798.18x = 34,198.62 × 8,008.12
  4. Step 4: Simplify right side
    22,798.18x = 273,866,652.79
  5. Step 5: Solve for x
    x = 273,866,652.79/22,798.18
  6. Step 6: Final answer
    x = 12,012.65

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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.