Home / 27,116.88-40,658.84-11,302.80

Finding the Fourth Proportional to 27,116.88, 40,658.84 and 11,302.80

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Solution

The fourth proportional to 27,116.88, 40,658.84 and 11,302.80 is: 16,947.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,116.88 : 40,658.84 = 11,302.80 : x
  2. Step 2: Convert to fraction form
    27,116.88/40,658.84 = 11,302.80/x
  3. Step 3: Cross multiply
    27,116.88x = 40,658.84 × 11,302.80
  4. Step 4: Simplify right side
    27,116.88x = 459,558,736.75
  5. Step 5: Solve for x
    x = 459,558,736.75/27,116.88
  6. Step 6: Final answer
    x = 16,947.33

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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.