Home / 25,340.42-34,961.22-16,399.22

Finding the Fourth Proportional to 25,340.42, 34,961.22 and 16,399.22

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Solution

The fourth proportional to 25,340.42, 34,961.22 and 16,399.22 is: 22,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340.42 : 34,961.22 = 16,399.22 : x
  2. Step 2: Convert to fraction form
    25,340.42/34,961.22 = 16,399.22/x
  3. Step 3: Cross multiply
    25,340.42x = 34,961.22 × 16,399.22
  4. Step 4: Simplify right side
    25,340.42x = 573,336,738.25
  5. Step 5: Solve for x
    x = 573,336,738.25/25,340.42
  6. Step 6: Final answer
    x = 22,625.38

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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.