Home / 19,799.85-27,323.13-11,837.95

Finding the Fourth Proportional to 19,799.85, 27,323.13 and 11,837.95

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Solution

The fourth proportional to 19,799.85, 27,323.13 and 11,837.95 is: 16,335.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.85 : 27,323.13 = 11,837.95 : x
  2. Step 2: Convert to fraction form
    19,799.85/27,323.13 = 11,837.95/x
  3. Step 3: Cross multiply
    19,799.85x = 27,323.13 × 11,837.95
  4. Step 4: Simplify right side
    19,799.85x = 323,449,846.78
  5. Step 5: Solve for x
    x = 323,449,846.78/19,799.85
  6. Step 6: Final answer
    x = 16,335.97

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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.