Home / 23,921.68-35,882.84-9,131.39

Finding the Fourth Proportional to 23,921.68, 35,882.84 and 9,131.39

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Solution

The fourth proportional to 23,921.68, 35,882.84 and 9,131.39 is: 13,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,921.68 : 35,882.84 = 9,131.39 : x
  2. Step 2: Convert to fraction form
    23,921.68/35,882.84 = 9,131.39/x
  3. Step 3: Cross multiply
    23,921.68x = 35,882.84 × 9,131.39
  4. Step 4: Simplify right side
    23,921.68x = 327,660,318.88
  5. Step 5: Solve for x
    x = 327,660,318.88/23,921.68
  6. Step 6: Final answer
    x = 13,697.21

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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.