Home / 22,269.39-33,404.01-9,121.76

Finding the Fourth Proportional to 22,269.39, 33,404.01 and 9,121.76

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Solution

The fourth proportional to 22,269.39, 33,404.01 and 9,121.76 is: 13,682.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.39 : 33,404.01 = 9,121.76 : x
  2. Step 2: Convert to fraction form
    22,269.39/33,404.01 = 9,121.76/x
  3. Step 3: Cross multiply
    22,269.39x = 33,404.01 × 9,121.76
  4. Step 4: Simplify right side
    22,269.39x = 304,703,362.26
  5. Step 5: Solve for x
    x = 304,703,362.26/22,269.39
  6. Step 6: Final answer
    x = 13,682.61

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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.