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Finding the Fourth Proportional to 22,089.70, 33,123.20 and 6,505.30

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Solution

The fourth proportional to 22,089.70, 33,123.20 and 6,505.30 is: 9,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,089.70 : 33,123.20 = 6,505.30 : x
  2. Step 2: Convert to fraction form
    22,089.70/33,123.20 = 6,505.30/x
  3. Step 3: Cross multiply
    22,089.70x = 33,123.20 × 6,505.30
  4. Step 4: Simplify right side
    22,089.70x = 215,476,352.96
  5. Step 5: Solve for x
    x = 215,476,352.96/22,089.70
  6. Step 6: Final answer
    x = 9,754.61

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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.