Home / 33,268.98-45,909.24-18,158.64

Finding the Fourth Proportional to 33,268.98, 45,909.24 and 18,158.64

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Solution

The fourth proportional to 33,268.98, 45,909.24 and 18,158.64 is: 25,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.98 : 45,909.24 = 18,158.64 : x
  2. Step 2: Convert to fraction form
    33,268.98/45,909.24 = 18,158.64/x
  3. Step 3: Cross multiply
    33,268.98x = 45,909.24 × 18,158.64
  4. Step 4: Simplify right side
    33,268.98x = 833,649,361.83
  5. Step 5: Solve for x
    x = 833,649,361.83/33,268.98
  6. Step 6: Final answer
    x = 25,057.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.