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Finding the Fourth Proportional to 22,043.66, 33,070.34 and 7,251.98

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Solution

The fourth proportional to 22,043.66, 33,070.34 and 7,251.98 is: 10,879.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,043.66 : 33,070.34 = 7,251.98 : x
  2. Step 2: Convert to fraction form
    22,043.66/33,070.34 = 7,251.98/x
  3. Step 3: Cross multiply
    22,043.66x = 33,070.34 × 7,251.98
  4. Step 4: Simplify right side
    22,043.66x = 239,825,444.27
  5. Step 5: Solve for x
    x = 239,825,444.27/22,043.66
  6. Step 6: Final answer
    x = 10,879.57

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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.