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Finding the Fourth Proportional to 32,696.62, 45,134.90 and 22,100.61

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Solution

The fourth proportional to 32,696.62, 45,134.90 and 22,100.61 is: 30,508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,696.62 : 45,134.90 = 22,100.61 : x
  2. Step 2: Convert to fraction form
    32,696.62/45,134.90 = 22,100.61/x
  3. Step 3: Cross multiply
    32,696.62x = 45,134.90 × 22,100.61
  4. Step 4: Simplify right side
    32,696.62x = 997,508,486.11
  5. Step 5: Solve for x
    x = 997,508,486.11/32,696.62
  6. Step 6: Final answer
    x = 30,508.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.