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Finding the Fourth Proportional to 51,967.82, 71,727.08 and 33,786.91

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Solution

The fourth proportional to 51,967.82, 71,727.08 and 33,786.91 is: 46,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,967.82 : 71,727.08 = 33,786.91 : x
  2. Step 2: Convert to fraction form
    51,967.82/71,727.08 = 33,786.91/x
  3. Step 3: Cross multiply
    51,967.82x = 71,727.08 × 33,786.91
  4. Step 4: Simplify right side
    51,967.82x = 2,423,436,396.52
  5. Step 5: Solve for x
    x = 2,423,436,396.52/51,967.82
  6. Step 6: Final answer
    x = 46,633.40

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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.