Home / 22,183.53-30,615.96-12,625.75

Finding the Fourth Proportional to 22,183.53, 30,615.96 and 12,625.75

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Solution

The fourth proportional to 22,183.53, 30,615.96 and 12,625.75 is: 17,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,183.53 : 30,615.96 = 12,625.75 : x
  2. Step 2: Convert to fraction form
    22,183.53/30,615.96 = 12,625.75/x
  3. Step 3: Cross multiply
    22,183.53x = 30,615.96 × 12,625.75
  4. Step 4: Simplify right side
    22,183.53x = 386,549,427.78
  5. Step 5: Solve for x
    x = 386,549,427.78/22,183.53
  6. Step 6: Final answer
    x = 17,425.06

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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.