Home / 36,661.26-54,991.20-11,701.12

Finding the Fourth Proportional to 36,661.26, 54,991.20 and 11,701.12

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Solution

The fourth proportional to 36,661.26, 54,991.20 and 11,701.12 is: 17,551.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,661.26 : 54,991.20 = 11,701.12 : x
  2. Step 2: Convert to fraction form
    36,661.26/54,991.20 = 11,701.12/x
  3. Step 3: Cross multiply
    36,661.26x = 54,991.20 × 11,701.12
  4. Step 4: Simplify right side
    36,661.26x = 643,458,630.14
  5. Step 5: Solve for x
    x = 643,458,630.14/36,661.26
  6. Step 6: Final answer
    x = 17,551.46

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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.