Home / 24,015.25-33,135.90-13,938.31

Finding the Fourth Proportional to 24,015.25, 33,135.90 and 13,938.31

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Solution

The fourth proportional to 24,015.25, 33,135.90 and 13,938.31 is: 19,231.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,015.25 : 33,135.90 = 13,938.31 : x
  2. Step 2: Convert to fraction form
    24,015.25/33,135.90 = 13,938.31/x
  3. Step 3: Cross multiply
    24,015.25x = 33,135.90 × 13,938.31
  4. Step 4: Simplify right side
    24,015.25x = 461,858,513.88
  5. Step 5: Solve for x
    x = 461,858,513.88/24,015.25
  6. Step 6: Final answer
    x = 19,231.88

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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.