Home / 38,349.27-52,921.44-22,218.75

Finding the Fourth Proportional to 38,349.27, 52,921.44 and 22,218.75

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Solution

The fourth proportional to 38,349.27, 52,921.44 and 22,218.75 is: 30,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,349.27 : 52,921.44 = 22,218.75 : x
  2. Step 2: Convert to fraction form
    38,349.27/52,921.44 = 22,218.75/x
  3. Step 3: Cross multiply
    38,349.27x = 52,921.44 × 22,218.75
  4. Step 4: Simplify right side
    38,349.27x = 1,175,848,245
  5. Step 5: Solve for x
    x = 1,175,848,245/38,349.27
  6. Step 6: Final answer
    x = 30,661.55

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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.