Home / 21,551.20-32,326.80-5,967.52

Finding the Fourth Proportional to 21,551.20, 32,326.80 and 5,967.52

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Solution

The fourth proportional to 21,551.20, 32,326.80 and 5,967.52 is: 8,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551.20 : 32,326.80 = 5,967.52 : x
  2. Step 2: Convert to fraction form
    21,551.20/32,326.80 = 5,967.52/x
  3. Step 3: Cross multiply
    21,551.20x = 32,326.80 × 5,967.52
  4. Step 4: Simplify right side
    21,551.20x = 192,910,825.54
  5. Step 5: Solve for x
    x = 192,910,825.54/21,551.20
  6. Step 6: Final answer
    x = 8,951.28

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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.