Home / 15,939.63-23,882.82-11,251.95

Finding the Fourth Proportional to 15,939.63, 23,882.82 and 11,251.95

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Solution

The fourth proportional to 15,939.63, 23,882.82 and 11,251.95 is: 16,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.63 : 23,882.82 = 11,251.95 : x
  2. Step 2: Convert to fraction form
    15,939.63/23,882.82 = 11,251.95/x
  3. Step 3: Cross multiply
    15,939.63x = 23,882.82 × 11,251.95
  4. Step 4: Simplify right side
    15,939.63x = 268,728,296.50
  5. Step 5: Solve for x
    x = 268,728,296.50/15,939.63
  6. Step 6: Final answer
    x = 16,859.13

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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.