Home / 19,382.69-26,751.06-11,833.43

Finding the Fourth Proportional to 19,382.69, 26,751.06 and 11,833.43

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Solution

The fourth proportional to 19,382.69, 26,751.06 and 11,833.43 is: 16,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.69 : 26,751.06 = 11,833.43 : x
  2. Step 2: Convert to fraction form
    19,382.69/26,751.06 = 11,833.43/x
  3. Step 3: Cross multiply
    19,382.69x = 26,751.06 × 11,833.43
  4. Step 4: Simplify right side
    19,382.69x = 316,556,662.18
  5. Step 5: Solve for x
    x = 316,556,662.18/19,382.69
  6. Step 6: Final answer
    x = 16,331.92

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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.