Home / 21,677.27-32,517.48-9,195.87

Finding the Fourth Proportional to 21,677.27, 32,517.48 and 9,195.87

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Solution

The fourth proportional to 21,677.27, 32,517.48 and 9,195.87 is: 13,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677.27 : 32,517.48 = 9,195.87 : x
  2. Step 2: Convert to fraction form
    21,677.27/32,517.48 = 9,195.87/x
  3. Step 3: Cross multiply
    21,677.27x = 32,517.48 × 9,195.87
  4. Step 4: Simplify right side
    21,677.27x = 299,026,518.81
  5. Step 5: Solve for x
    x = 299,026,518.81/21,677.27
  6. Step 6: Final answer
    x = 13,794.48

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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.