Home / 21,536.41-32,324.61-11,013.95

Finding the Fourth Proportional to 21,536.41, 32,324.61 and 11,013.95

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Solution

The fourth proportional to 21,536.41, 32,324.61 and 11,013.95 is: 16,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,536.41 : 32,324.61 = 11,013.95 : x
  2. Step 2: Convert to fraction form
    21,536.41/32,324.61 = 11,013.95/x
  3. Step 3: Cross multiply
    21,536.41x = 32,324.61 × 11,013.95
  4. Step 4: Simplify right side
    21,536.41x = 356,021,759.75
  5. Step 5: Solve for x
    x = 356,021,759.75/21,536.41
  6. Step 6: Final answer
    x = 16,531.15

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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.