Home / 27,811.88-41,731.50-11,171.24

Finding the Fourth Proportional to 27,811.88, 41,731.50 and 11,171.24

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Solution

The fourth proportional to 27,811.88, 41,731.50 and 11,171.24 is: 16,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.88 : 41,731.50 = 11,171.24 : x
  2. Step 2: Convert to fraction form
    27,811.88/41,731.50 = 11,171.24/x
  3. Step 3: Cross multiply
    27,811.88x = 41,731.50 × 11,171.24
  4. Step 4: Simplify right side
    27,811.88x = 466,192,602.06
  5. Step 5: Solve for x
    x = 466,192,602.06/27,811.88
  6. Step 6: Final answer
    x = 16,762.35

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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.