Home / 39,613.27-54,667.82-22,620.28

Finding the Fourth Proportional to 39,613.27, 54,667.82 and 22,620.28

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Solution

The fourth proportional to 39,613.27, 54,667.82 and 22,620.28 is: 31,216.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,613.27 : 54,667.82 = 22,620.28 : x
  2. Step 2: Convert to fraction form
    39,613.27/54,667.82 = 22,620.28/x
  3. Step 3: Cross multiply
    39,613.27x = 54,667.82 × 22,620.28
  4. Step 4: Simplify right side
    39,613.27x = 1,236,601,395.39
  5. Step 5: Solve for x
    x = 1,236,601,395.39/39,613.27
  6. Step 6: Final answer
    x = 31,216.85

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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.