Home / 22,269.42-33,355.98-20,960.82

Finding the Fourth Proportional to 22,269.42, 33,355.98 and 20,960.82

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Solution

The fourth proportional to 22,269.42, 33,355.98 and 20,960.82 is: 31,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.42 : 33,355.98 = 20,960.82 : x
  2. Step 2: Convert to fraction form
    22,269.42/33,355.98 = 20,960.82/x
  3. Step 3: Cross multiply
    22,269.42x = 33,355.98 × 20,960.82
  4. Step 4: Simplify right side
    22,269.42x = 699,168,692.70
  5. Step 5: Solve for x
    x = 699,168,692.70/22,269.42
  6. Step 6: Final answer
    x = 31,395.91

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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.