Home / 21,974.12-32,961.24-5,334.08

Finding the Fourth Proportional to 21,974.12, 32,961.24 and 5,334.08

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Solution

The fourth proportional to 21,974.12, 32,961.24 and 5,334.08 is: 8,001.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,974.12 : 32,961.24 = 5,334.08 : x
  2. Step 2: Convert to fraction form
    21,974.12/32,961.24 = 5,334.08/x
  3. Step 3: Cross multiply
    21,974.12x = 32,961.24 × 5,334.08
  4. Step 4: Simplify right side
    21,974.12x = 175,817,891.06
  5. Step 5: Solve for x
    x = 175,817,891.06/21,974.12
  6. Step 6: Final answer
    x = 8,001.13

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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.