Home / 22,379.28-33,572.88-9,224.44

Finding the Fourth Proportional to 22,379.28, 33,572.88 and 9,224.44

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Solution

The fourth proportional to 22,379.28, 33,572.88 and 9,224.44 is: 13,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.28 : 33,572.88 = 9,224.44 : x
  2. Step 2: Convert to fraction form
    22,379.28/33,572.88 = 9,224.44/x
  3. Step 3: Cross multiply
    22,379.28x = 33,572.88 × 9,224.44
  4. Step 4: Simplify right side
    22,379.28x = 309,691,017.19
  5. Step 5: Solve for x
    x = 309,691,017.19/22,379.28
  6. Step 6: Final answer
    x = 13,838.29

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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.