Home / 36,761.11-50,741.90-20,856.13

Finding the Fourth Proportional to 36,761.11, 50,741.90 and 20,856.13

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Solution

The fourth proportional to 36,761.11, 50,741.90 and 20,856.13 is: 28,788.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,761.11 : 50,741.90 = 20,856.13 : x
  2. Step 2: Convert to fraction form
    36,761.11/50,741.90 = 20,856.13/x
  3. Step 3: Cross multiply
    36,761.11x = 50,741.90 × 20,856.13
  4. Step 4: Simplify right side
    36,761.11x = 1,058,279,662.85
  5. Step 5: Solve for x
    x = 1,058,279,662.85/36,761.11
  6. Step 6: Final answer
    x = 28,788.02

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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.