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Finding the Fourth Proportional to 14,874.30, 22,280.36 and 8,932.32

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Solution

The fourth proportional to 14,874.30, 22,280.36 and 8,932.32 is: 13,379.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.30 : 22,280.36 = 8,932.32 : x
  2. Step 2: Convert to fraction form
    14,874.30/22,280.36 = 8,932.32/x
  3. Step 3: Cross multiply
    14,874.30x = 22,280.36 × 8,932.32
  4. Step 4: Simplify right side
    14,874.30x = 199,015,260.57
  5. Step 5: Solve for x
    x = 199,015,260.57/14,874.30
  6. Step 6: Final answer
    x = 13,379.81

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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.