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Finding the Fourth Proportional to 14,497.16, 21,750.92 and 8,944.04

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Solution

The fourth proportional to 14,497.16, 21,750.92 and 8,944.04 is: 13,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497.16 : 21,750.92 = 8,944.04 : x
  2. Step 2: Convert to fraction form
    14,497.16/21,750.92 = 8,944.04/x
  3. Step 3: Cross multiply
    14,497.16x = 21,750.92 × 8,944.04
  4. Step 4: Simplify right side
    14,497.16x = 194,540,945.04
  5. Step 5: Solve for x
    x = 194,540,945.04/14,497.16
  6. Step 6: Final answer
    x = 13,419.25

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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.