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Finding the Fourth Proportional to 36,808.62, 50,797.92 and 21,710.13

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Solution

The fourth proportional to 36,808.62, 50,797.92 and 21,710.13 is: 29,961.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,808.62 : 50,797.92 = 21,710.13 : x
  2. Step 2: Convert to fraction form
    36,808.62/50,797.92 = 21,710.13/x
  3. Step 3: Cross multiply
    36,808.62x = 50,797.92 × 21,710.13
  4. Step 4: Simplify right side
    36,808.62x = 1,102,829,446.93
  5. Step 5: Solve for x
    x = 1,102,829,446.93/36,808.62
  6. Step 6: Final answer
    x = 29,961.17

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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.