Home / 19,824.83-27,356.33-11,866.88

Finding the Fourth Proportional to 19,824.83, 27,356.33 and 11,866.88

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Solution

The fourth proportional to 19,824.83, 27,356.33 and 11,866.88 is: 16,375.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.83 : 27,356.33 = 11,866.88 : x
  2. Step 2: Convert to fraction form
    19,824.83/27,356.33 = 11,866.88/x
  3. Step 3: Cross multiply
    19,824.83x = 27,356.33 × 11,866.88
  4. Step 4: Simplify right side
    19,824.83x = 324,634,148.57
  5. Step 5: Solve for x
    x = 324,634,148.57/19,824.83
  6. Step 6: Final answer
    x = 16,375.13

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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.