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Finding the Fourth Proportional to 33,365.16, 50,033.16 and 9,986.13

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Solution

The fourth proportional to 33,365.16, 50,033.16 and 9,986.13 is: 14,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,365.16 : 50,033.16 = 9,986.13 : x
  2. Step 2: Convert to fraction form
    33,365.16/50,033.16 = 9,986.13/x
  3. Step 3: Cross multiply
    33,365.16x = 50,033.16 × 9,986.13
  4. Step 4: Simplify right side
    33,365.16x = 499,637,640.07
  5. Step 5: Solve for x
    x = 499,637,640.07/33,365.16
  6. Step 6: Final answer
    x = 14,974.83

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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.