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Finding the Fourth Proportional to 36,732.12, 50,690.74 and 19,965.12

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Solution

The fourth proportional to 36,732.12, 50,690.74 and 19,965.12 is: 27,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,732.12 : 50,690.74 = 19,965.12 : x
  2. Step 2: Convert to fraction form
    36,732.12/50,690.74 = 19,965.12/x
  3. Step 3: Cross multiply
    36,732.12x = 50,690.74 × 19,965.12
  4. Step 4: Simplify right side
    36,732.12x = 1,012,046,706.99
  5. Step 5: Solve for x
    x = 1,012,046,706.99/36,732.12
  6. Step 6: Final answer
    x = 27,552.09

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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.