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Finding the Fourth Proportional to 32,696.87, 45,135.24 and 22,100.86

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Solution

The fourth proportional to 32,696.87, 45,135.24 and 22,100.86 is: 30,508.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,696.87 : 45,135.24 = 22,100.86 : x
  2. Step 2: Convert to fraction form
    32,696.87/45,135.24 = 22,100.86/x
  3. Step 3: Cross multiply
    32,696.87x = 45,135.24 × 22,100.86
  4. Step 4: Simplify right side
    32,696.87x = 997,527,394.63
  5. Step 5: Solve for x
    x = 997,527,394.63/32,696.87
  6. Step 6: Final answer
    x = 30,508.35

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1.5x scale

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.