Home / 19,947.12-29,932.20-8,098.44

Finding the Fourth Proportional to 19,947.12, 29,932.20 and 8,098.44

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Solution

The fourth proportional to 19,947.12, 29,932.20 and 8,098.44 is: 12,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.12 : 29,932.20 = 8,098.44 : x
  2. Step 2: Convert to fraction form
    19,947.12/29,932.20 = 8,098.44/x
  3. Step 3: Cross multiply
    19,947.12x = 29,932.20 × 8,098.44
  4. Step 4: Simplify right side
    19,947.12x = 242,404,125.77
  5. Step 5: Solve for x
    x = 242,404,125.77/19,947.12
  6. Step 6: Final answer
    x = 12,152.34

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1.5x scale

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.