Home / 36,394.30-50,223.81-20,478.43

Finding the Fourth Proportional to 36,394.30, 50,223.81 and 20,478.43

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Solution

The fourth proportional to 36,394.30, 50,223.81 and 20,478.43 is: 28,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,394.30 : 50,223.81 = 20,478.43 : x
  2. Step 2: Convert to fraction form
    36,394.30/50,223.81 = 20,478.43/x
  3. Step 3: Cross multiply
    36,394.30x = 50,223.81 × 20,478.43
  4. Step 4: Simplify right side
    36,394.30x = 1,028,504,777.42
  5. Step 5: Solve for x
    x = 1,028,504,777.42/36,394.30
  6. Step 6: Final answer
    x = 28,260.05

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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.