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Finding the Fourth Proportional to 36,859.74, 50,867.88 and 20,092.74

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Solution

The fourth proportional to 36,859.74, 50,867.88 and 20,092.74 is: 27,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,859.74 : 50,867.88 = 20,092.74 : x
  2. Step 2: Convert to fraction form
    36,859.74/50,867.88 = 20,092.74/x
  3. Step 3: Cross multiply
    36,859.74x = 50,867.88 × 20,092.74
  4. Step 4: Simplify right side
    36,859.74x = 1,022,075,087.19
  5. Step 5: Solve for x
    x = 1,022,075,087.19/36,859.74
  6. Step 6: Final answer
    x = 27,728.77

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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.