Home / 36,326.72-54,388.56-19,626.91

Finding the Fourth Proportional to 36,326.72, 54,388.56 and 19,626.91

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Solution

The fourth proportional to 36,326.72, 54,388.56 and 19,626.91 is: 29,385.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,326.72 : 54,388.56 = 19,626.91 : x
  2. Step 2: Convert to fraction form
    36,326.72/54,388.56 = 19,626.91/x
  3. Step 3: Cross multiply
    36,326.72x = 54,388.56 × 19,626.91
  4. Step 4: Simplify right side
    36,326.72x = 1,067,479,372.15
  5. Step 5: Solve for x
    x = 1,067,479,372.15/36,326.72
  6. Step 6: Final answer
    x = 29,385.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.