Home / 22,366.26-30,865.44-12,935.42

Finding the Fourth Proportional to 22,366.26, 30,865.44 and 12,935.42

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Solution

The fourth proportional to 22,366.26, 30,865.44 and 12,935.42 is: 17,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,366.26 : 30,865.44 = 12,935.42 : x
  2. Step 2: Convert to fraction form
    22,366.26/30,865.44 = 12,935.42/x
  3. Step 3: Cross multiply
    22,366.26x = 30,865.44 × 12,935.42
  4. Step 4: Simplify right side
    22,366.26x = 399,257,429.88
  5. Step 5: Solve for x
    x = 399,257,429.88/22,366.26
  6. Step 6: Final answer
    x = 17,850.88

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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.