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Finding the Fourth Proportional to 22,699.44, 34,049.16 and 7,118.28

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Solution

The fourth proportional to 22,699.44, 34,049.16 and 7,118.28 is: 10,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,699.44 : 34,049.16 = 7,118.28 : x
  2. Step 2: Convert to fraction form
    22,699.44/34,049.16 = 7,118.28/x
  3. Step 3: Cross multiply
    22,699.44x = 34,049.16 × 7,118.28
  4. Step 4: Simplify right side
    22,699.44x = 242,371,454.64
  5. Step 5: Solve for x
    x = 242,371,454.64/22,699.44
  6. Step 6: Final answer
    x = 10,677.42

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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.