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Finding the Fourth Proportional to 37,891.80, 56,837.82 and 11,596.44

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Solution

The fourth proportional to 37,891.80, 56,837.82 and 11,596.44 is: 17,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,891.80 : 56,837.82 = 11,596.44 : x
  2. Step 2: Convert to fraction form
    37,891.80/56,837.82 = 11,596.44/x
  3. Step 3: Cross multiply
    37,891.80x = 56,837.82 × 11,596.44
  4. Step 4: Simplify right side
    37,891.80x = 659,116,369.36
  5. Step 5: Solve for x
    x = 659,116,369.36/37,891.80
  6. Step 6: Final answer
    x = 17,394.70

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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.