Home / 19,884.36-27,391.40-17,042.62

Finding the Fourth Proportional to 19,884.36, 27,391.40 and 17,042.62

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Solution

The fourth proportional to 19,884.36, 27,391.40 and 17,042.62 is: 23,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.36 : 27,391.40 = 17,042.62 : x
  2. Step 2: Convert to fraction form
    19,884.36/27,391.40 = 17,042.62/x
  3. Step 3: Cross multiply
    19,884.36x = 27,391.40 × 17,042.62
  4. Step 4: Simplify right side
    19,884.36x = 466,821,221.47
  5. Step 5: Solve for x
    x = 466,821,221.47/19,884.36
  6. Step 6: Final answer
    x = 23,476.80

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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.