Home / 36,478.23-50,338.48-20,565.99

Finding the Fourth Proportional to 36,478.23, 50,338.48 and 20,565.99

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Solution

The fourth proportional to 36,478.23, 50,338.48 and 20,565.99 is: 28,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,478.23 : 50,338.48 = 20,565.99 : x
  2. Step 2: Convert to fraction form
    36,478.23/50,338.48 = 20,565.99/x
  3. Step 3: Cross multiply
    36,478.23x = 50,338.48 × 20,565.99
  4. Step 4: Simplify right side
    36,478.23x = 1,035,260,676.30
  5. Step 5: Solve for x
    x = 1,035,260,676.30/36,478.23
  6. Step 6: Final answer
    x = 28,380.23

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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.