Home / 36,076.74-49,785.75-20,161.19

Finding the Fourth Proportional to 36,076.74, 49,785.75 and 20,161.19

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Solution

The fourth proportional to 36,076.74, 49,785.75 and 20,161.19 is: 27,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,076.74 : 49,785.75 = 20,161.19 : x
  2. Step 2: Convert to fraction form
    36,076.74/49,785.75 = 20,161.19/x
  3. Step 3: Cross multiply
    36,076.74x = 49,785.75 × 20,161.19
  4. Step 4: Simplify right side
    36,076.74x = 1,003,739,716.11
  5. Step 5: Solve for x
    x = 1,003,739,716.11/36,076.74
  6. Step 6: Final answer
    x = 27,822.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.