Home / 36,478.35-50,338.66-20,566.11

Finding the Fourth Proportional to 36,478.35, 50,338.66 and 20,566.11

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Solution

The fourth proportional to 36,478.35, 50,338.66 and 20,566.11 is: 28,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,478.35 : 50,338.66 = 20,566.11 : x
  2. Step 2: Convert to fraction form
    36,478.35/50,338.66 = 20,566.11/x
  3. Step 3: Cross multiply
    36,478.35x = 50,338.66 × 20,566.11
  4. Step 4: Simplify right side
    36,478.35x = 1,035,270,418.81
  5. Step 5: Solve for x
    x = 1,035,270,418.81/36,478.35
  6. Step 6: Final answer
    x = 28,380.41

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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.