Home / 21,947.44-32,917.92-8,799.52

Finding the Fourth Proportional to 21,947.44, 32,917.92 and 8,799.52

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Solution

The fourth proportional to 21,947.44, 32,917.92 and 8,799.52 is: 13,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,947.44 : 32,917.92 = 8,799.52 : x
  2. Step 2: Convert to fraction form
    21,947.44/32,917.92 = 8,799.52/x
  3. Step 3: Cross multiply
    21,947.44x = 32,917.92 × 8,799.52
  4. Step 4: Simplify right side
    21,947.44x = 289,661,895.40
  5. Step 5: Solve for x
    x = 289,661,895.40/21,947.44
  6. Step 6: Final answer
    x = 13,197.98

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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.