Home / 21,726.72-32,589.38-6,936.54

Finding the Fourth Proportional to 21,726.72, 32,589.38 and 6,936.54

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Solution

The fourth proportional to 21,726.72, 32,589.38 and 6,936.54 is: 10,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726.72 : 32,589.38 = 6,936.54 : x
  2. Step 2: Convert to fraction form
    21,726.72/32,589.38 = 6,936.54/x
  3. Step 3: Cross multiply
    21,726.72x = 32,589.38 × 6,936.54
  4. Step 4: Simplify right side
    21,726.72x = 226,057,537.95
  5. Step 5: Solve for x
    x = 226,057,537.95/21,726.72
  6. Step 6: Final answer
    x = 10,404.59

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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.