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Finding the Fourth Proportional to 14,728.32, 22,092.48 and 8,568

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Solution

The fourth proportional to 14,728.32, 22,092.48 and 8,568 is: 12,852

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,728.32 : 22,092.48 = 8,568 : x
  2. Step 2: Convert to fraction form
    14,728.32/22,092.48 = 8,568/x
  3. Step 3: Cross multiply
    14,728.32x = 22,092.48 × 8,568
  4. Step 4: Simplify right side
    14,728.32x = 189,288,368.64
  5. Step 5: Solve for x
    x = 189,288,368.64/14,728.32
  6. Step 6: Final answer
    x = 12,852

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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.