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Finding the Fourth Proportional to 33,361.97, 50,062.68 and 12,316.68

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Solution

The fourth proportional to 33,361.97, 50,062.68 and 12,316.68 is: 18,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,361.97 : 50,062.68 = 12,316.68 : x
  2. Step 2: Convert to fraction form
    33,361.97/50,062.68 = 12,316.68/x
  3. Step 3: Cross multiply
    33,361.97x = 50,062.68 × 12,316.68
  4. Step 4: Simplify right side
    33,361.97x = 616,606,009.50
  5. Step 5: Solve for x
    x = 616,606,009.50/33,361.97
  6. Step 6: Final answer
    x = 18,482.30

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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.