Home / 22,266.88-30,723.38-13,654.90

Finding the Fourth Proportional to 22,266.88, 30,723.38 and 13,654.90

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Solution

The fourth proportional to 22,266.88, 30,723.38 and 13,654.90 is: 18,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.88 : 30,723.38 = 13,654.90 : x
  2. Step 2: Convert to fraction form
    22,266.88/30,723.38 = 13,654.90/x
  3. Step 3: Cross multiply
    22,266.88x = 30,723.38 × 13,654.90
  4. Step 4: Simplify right side
    22,266.88x = 419,524,681.56
  5. Step 5: Solve for x
    x = 419,524,681.56/22,266.88
  6. Step 6: Final answer
    x = 18,840.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.