Home / 25,578.42-35,315.62-16,022.26

Finding the Fourth Proportional to 25,578.42, 35,315.62 and 16,022.26

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Solution

The fourth proportional to 25,578.42, 35,315.62 and 16,022.26 is: 22,121.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578.42 : 35,315.62 = 16,022.26 : x
  2. Step 2: Convert to fraction form
    25,578.42/35,315.62 = 16,022.26/x
  3. Step 3: Cross multiply
    25,578.42x = 35,315.62 × 16,022.26
  4. Step 4: Simplify right side
    25,578.42x = 565,836,045.70
  5. Step 5: Solve for x
    x = 565,836,045.70/25,578.42
  6. Step 6: Final answer
    x = 22,121.62

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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.