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Finding the Fourth Proportional to 51,392.52, 77,087.97 and 27,711.09

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Solution

The fourth proportional to 51,392.52, 77,087.97 and 27,711.09 is: 41,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,392.52 : 77,087.97 = 27,711.09 : x
  2. Step 2: Convert to fraction form
    51,392.52/77,087.97 = 27,711.09/x
  3. Step 3: Cross multiply
    51,392.52x = 77,087.97 × 27,711.09
  4. Step 4: Simplify right side
    51,392.52x = 2,136,191,674.59
  5. Step 5: Solve for x
    x = 2,136,191,674.59/51,392.52
  6. Step 6: Final answer
    x = 41,566.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.