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Finding the Fourth Proportional to 22,723.34, 34,084.94 and 8,872.34

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Solution

The fourth proportional to 22,723.34, 34,084.94 and 8,872.34 is: 13,308.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723.34 : 34,084.94 = 8,872.34 : x
  2. Step 2: Convert to fraction form
    22,723.34/34,084.94 = 8,872.34/x
  3. Step 3: Cross multiply
    22,723.34x = 34,084.94 × 8,872.34
  4. Step 4: Simplify right side
    22,723.34x = 302,412,961.77
  5. Step 5: Solve for x
    x = 302,412,961.77/22,723.34
  6. Step 6: Final answer
    x = 13,308.48

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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.