Home / 22,173.62-33,253.26-7,378.57

Finding the Fourth Proportional to 22,173.62, 33,253.26 and 7,378.57

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Solution

The fourth proportional to 22,173.62, 33,253.26 and 7,378.57 is: 11,065.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.62 : 33,253.26 = 7,378.57 : x
  2. Step 2: Convert to fraction form
    22,173.62/33,253.26 = 7,378.57/x
  3. Step 3: Cross multiply
    22,173.62x = 33,253.26 × 7,378.57
  4. Step 4: Simplify right side
    22,173.62x = 245,361,506.64
  5. Step 5: Solve for x
    x = 245,361,506.64/22,173.62
  6. Step 6: Final answer
    x = 11,065.47

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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.