Home / 39,675.25-54,751.85-22,908.25

Finding the Fourth Proportional to 39,675.25, 54,751.85 and 22,908.25

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Solution

The fourth proportional to 39,675.25, 54,751.85 and 22,908.25 is: 31,613.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,675.25 : 54,751.85 = 22,908.25 : x
  2. Step 2: Convert to fraction form
    39,675.25/54,751.85 = 22,908.25/x
  3. Step 3: Cross multiply
    39,675.25x = 54,751.85 × 22,908.25
  4. Step 4: Simplify right side
    39,675.25x = 1,254,269,067.76
  5. Step 5: Solve for x
    x = 1,254,269,067.76/39,675.25
  6. Step 6: Final answer
    x = 31,613.39

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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.