Home / 19,932.88-27,505.30-12,274.92

Finding the Fourth Proportional to 19,932.88, 27,505.30 and 12,274.92

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Solution

The fourth proportional to 19,932.88, 27,505.30 and 12,274.92 is: 16,938.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.88 : 27,505.30 = 12,274.92 : x
  2. Step 2: Convert to fraction form
    19,932.88/27,505.30 = 12,274.92/x
  3. Step 3: Cross multiply
    19,932.88x = 27,505.30 × 12,274.92
  4. Step 4: Simplify right side
    19,932.88x = 337,625,357.08
  5. Step 5: Solve for x
    x = 337,625,357.08/19,932.88
  6. Step 6: Final answer
    x = 16,938.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.