Home / 39,508.62-54,521.94-22,512.12

Finding the Fourth Proportional to 39,508.62, 54,521.94 and 22,512.12

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Solution

The fourth proportional to 39,508.62, 54,521.94 and 22,512.12 is: 31,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.62 : 54,521.94 = 22,512.12 : x
  2. Step 2: Convert to fraction form
    39,508.62/54,521.94 = 22,512.12/x
  3. Step 3: Cross multiply
    39,508.62x = 54,521.94 × 22,512.12
  4. Step 4: Simplify right side
    39,508.62x = 1,227,404,455.91
  5. Step 5: Solve for x
    x = 1,227,404,455.91/39,508.62
  6. Step 6: Final answer
    x = 31,066.75

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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.