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Finding the Fourth Proportional to 39,249.25, 54,168.87 and 22,482.25

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Solution

The fourth proportional to 39,249.25, 54,168.87 and 22,482.25 is: 31,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,249.25 : 54,168.87 = 22,482.25 : x
  2. Step 2: Convert to fraction form
    39,249.25/54,168.87 = 22,482.25/x
  3. Step 3: Cross multiply
    39,249.25x = 54,168.87 × 22,482.25
  4. Step 4: Simplify right side
    39,249.25x = 1,217,838,077.56
  5. Step 5: Solve for x
    x = 1,217,838,077.56/39,249.25
  6. Step 6: Final answer
    x = 31,028.31

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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.