Home / 22,215.60-33,310.80-9,052.56

Finding the Fourth Proportional to 22,215.60, 33,310.80 and 9,052.56

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Solution

The fourth proportional to 22,215.60, 33,310.80 and 9,052.56 is: 13,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,215.60 : 33,310.80 = 9,052.56 : x
  2. Step 2: Convert to fraction form
    22,215.60/33,310.80 = 9,052.56/x
  3. Step 3: Cross multiply
    22,215.60x = 33,310.80 × 9,052.56
  4. Step 4: Simplify right side
    22,215.60x = 301,548,015.65
  5. Step 5: Solve for x
    x = 301,548,015.65/22,215.60
  6. Step 6: Final answer
    x = 13,573.71

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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.