Home / 36,877.72-50,889.90-20,110.36

Finding the Fourth Proportional to 36,877.72, 50,889.90 and 20,110.36

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Solution

The fourth proportional to 36,877.72, 50,889.90 and 20,110.36 is: 27,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877.72 : 50,889.90 = 20,110.36 : x
  2. Step 2: Convert to fraction form
    36,877.72/50,889.90 = 20,110.36/x
  3. Step 3: Cross multiply
    36,877.72x = 50,889.90 × 20,110.36
  4. Step 4: Simplify right side
    36,877.72x = 1,023,414,209.36
  5. Step 5: Solve for x
    x = 1,023,414,209.36/36,877.72
  6. Step 6: Final answer
    x = 27,751.56

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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.