Home / 33,755.12-50,632.56-9,131.12

Finding the Fourth Proportional to 33,755.12, 50,632.56 and 9,131.12

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Solution

The fourth proportional to 33,755.12, 50,632.56 and 9,131.12 is: 13,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,755.12 : 50,632.56 = 9,131.12 : x
  2. Step 2: Convert to fraction form
    33,755.12/50,632.56 = 9,131.12/x
  3. Step 3: Cross multiply
    33,755.12x = 50,632.56 × 9,131.12
  4. Step 4: Simplify right side
    33,755.12x = 462,331,981.27
  5. Step 5: Solve for x
    x = 462,331,981.27/33,755.12
  6. Step 6: Final answer
    x = 13,696.65

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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.