Home / 22,589.60-33,872.84-13,231.64

Finding the Fourth Proportional to 22,589.60, 33,872.84 and 13,231.64

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Solution

The fourth proportional to 22,589.60, 33,872.84 and 13,231.64 is: 19,840.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,589.60 : 33,872.84 = 13,231.64 : x
  2. Step 2: Convert to fraction form
    22,589.60/33,872.84 = 13,231.64/x
  3. Step 3: Cross multiply
    22,589.60x = 33,872.84 × 13,231.64
  4. Step 4: Simplify right side
    22,589.60x = 448,193,224.66
  5. Step 5: Solve for x
    x = 448,193,224.66/22,589.60
  6. Step 6: Final answer
    x = 19,840.69

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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.