Home / 36,826.92-50,819.40-20,909.34

Finding the Fourth Proportional to 36,826.92, 50,819.40 and 20,909.34

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Solution

The fourth proportional to 36,826.92, 50,819.40 and 20,909.34 is: 28,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,826.92 : 50,819.40 = 20,909.34 : x
  2. Step 2: Convert to fraction form
    36,826.92/50,819.40 = 20,909.34/x
  3. Step 3: Cross multiply
    36,826.92x = 50,819.40 × 20,909.34
  4. Step 4: Simplify right side
    36,826.92x = 1,062,600,113.20
  5. Step 5: Solve for x
    x = 1,062,600,113.20/36,826.92
  6. Step 6: Final answer
    x = 28,853.90

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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.