Home / 27,806.88-41,726.64-10,288.92

Finding the Fourth Proportional to 27,806.88, 41,726.64 and 10,288.92

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Solution

The fourth proportional to 27,806.88, 41,726.64 and 10,288.92 is: 15,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,806.88 : 41,726.64 = 10,288.92 : x
  2. Step 2: Convert to fraction form
    27,806.88/41,726.64 = 10,288.92/x
  3. Step 3: Cross multiply
    27,806.88x = 41,726.64 × 10,288.92
  4. Step 4: Simplify right side
    27,806.88x = 429,322,060.83
  5. Step 5: Solve for x
    x = 429,322,060.83/27,806.88
  6. Step 6: Final answer
    x = 15,439.42

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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.