Home / 36,224.09-54,297.78-12,185.51

Finding the Fourth Proportional to 36,224.09, 54,297.78 and 12,185.51

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Solution

The fourth proportional to 36,224.09, 54,297.78 and 12,185.51 is: 18,265.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,224.09 : 54,297.78 = 12,185.51 : x
  2. Step 2: Convert to fraction form
    36,224.09/54,297.78 = 12,185.51/x
  3. Step 3: Cross multiply
    36,224.09x = 54,297.78 × 12,185.51
  4. Step 4: Simplify right side
    36,224.09x = 661,645,869.68
  5. Step 5: Solve for x
    x = 661,645,869.68/36,224.09
  6. Step 6: Final answer
    x = 18,265.36

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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.