Home / 22,738.69-34,107.78-8,887.57

Finding the Fourth Proportional to 22,738.69, 34,107.78 and 8,887.57

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Solution

The fourth proportional to 22,738.69, 34,107.78 and 8,887.57 is: 13,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,738.69 : 34,107.78 = 8,887.57 : x
  2. Step 2: Convert to fraction form
    22,738.69/34,107.78 = 8,887.57/x
  3. Step 3: Cross multiply
    22,738.69x = 34,107.78 × 8,887.57
  4. Step 4: Simplify right side
    22,738.69x = 303,135,282.29
  5. Step 5: Solve for x
    x = 303,135,282.29/22,738.69
  6. Step 6: Final answer
    x = 13,331.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.