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Finding the Fourth Proportional to 36,559.20, 50,451.81 and 19,792.20

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Solution

The fourth proportional to 36,559.20, 50,451.81 and 19,792.20 is: 27,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,559.20 : 50,451.81 = 19,792.20 : x
  2. Step 2: Convert to fraction form
    36,559.20/50,451.81 = 19,792.20/x
  3. Step 3: Cross multiply
    36,559.20x = 50,451.81 × 19,792.20
  4. Step 4: Simplify right side
    36,559.20x = 998,552,256.40
  5. Step 5: Solve for x
    x = 998,552,256.40/36,559.20
  6. Step 6: Final answer
    x = 27,313.30

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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.