Home / 28,616.46-39,468.42-17,274.12

Finding the Fourth Proportional to 28,616.46, 39,468.42 and 17,274.12

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Solution

The fourth proportional to 28,616.46, 39,468.42 and 17,274.12 is: 23,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,616.46 : 39,468.42 = 17,274.12 : x
  2. Step 2: Convert to fraction form
    28,616.46/39,468.42 = 17,274.12/x
  3. Step 3: Cross multiply
    28,616.46x = 39,468.42 × 17,274.12
  4. Step 4: Simplify right side
    28,616.46x = 681,782,223.29
  5. Step 5: Solve for x
    x = 681,782,223.29/28,616.46
  6. Step 6: Final answer
    x = 23,824.83

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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.