Home / 39,245.82-54,145.98-22,248.24

Finding the Fourth Proportional to 39,245.82, 54,145.98 and 22,248.24

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Solution

The fourth proportional to 39,245.82, 54,145.98 and 22,248.24 is: 30,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245.82 : 54,145.98 = 22,248.24 : x
  2. Step 2: Convert to fraction form
    39,245.82/54,145.98 = 22,248.24/x
  3. Step 3: Cross multiply
    39,245.82x = 54,145.98 × 22,248.24
  4. Step 4: Simplify right side
    39,245.82x = 1,204,652,758.08
  5. Step 5: Solve for x
    x = 1,204,652,758.08/39,245.82
  6. Step 6: Final answer
    x = 30,695.06

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Half scale
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Double scale
Find fourth proportional to 39,246.82, 54,147.36 and 22,249.24
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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.