Home / 21,727.36-32,591.30-6,936.20

Finding the Fourth Proportional to 21,727.36, 32,591.30 and 6,936.20

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Solution

The fourth proportional to 21,727.36, 32,591.30 and 6,936.20 is: 10,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727.36 : 32,591.30 = 6,936.20 : x
  2. Step 2: Convert to fraction form
    21,727.36/32,591.30 = 6,936.20/x
  3. Step 3: Cross multiply
    21,727.36x = 32,591.30 × 6,936.20
  4. Step 4: Simplify right side
    21,727.36x = 226,059,775.06
  5. Step 5: Solve for x
    x = 226,059,775.06/21,727.36
  6. Step 6: Final answer
    x = 10,404.38

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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.