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Finding the Fourth Proportional to 27,993.88, 41,990.84 and 26,592.36

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Solution

The fourth proportional to 27,993.88, 41,990.84 and 26,592.36 is: 39,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,993.88 : 41,990.84 = 26,592.36 : x
  2. Step 2: Convert to fraction form
    27,993.88/41,990.84 = 26,592.36/x
  3. Step 3: Cross multiply
    27,993.88x = 41,990.84 × 26,592.36
  4. Step 4: Simplify right side
    27,993.88x = 1,116,635,533.98
  5. Step 5: Solve for x
    x = 1,116,635,533.98/27,993.88
  6. Step 6: Final answer
    x = 39,888.56

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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.