Home / 44,072.80-66,112.94-14,091.32

Finding the Fourth Proportional to 44,072.80, 66,112.94 and 14,091.32

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Solution

The fourth proportional to 44,072.80, 66,112.94 and 14,091.32 is: 21,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,072.80 : 66,112.94 = 14,091.32 : x
  2. Step 2: Convert to fraction form
    44,072.80/66,112.94 = 14,091.32/x
  3. Step 3: Cross multiply
    44,072.80x = 66,112.94 × 14,091.32
  4. Step 4: Simplify right side
    44,072.80x = 931,618,593.68
  5. Step 5: Solve for x
    x = 931,618,593.68/44,072.80
  6. Step 6: Final answer
    x = 21,138.18

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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.