Home / 27,419.19-37,843.55-17,340.77

Finding the Fourth Proportional to 27,419.19, 37,843.55 and 17,340.77

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Solution

The fourth proportional to 27,419.19, 37,843.55 and 17,340.77 is: 23,933.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.19 : 37,843.55 = 17,340.77 : x
  2. Step 2: Convert to fraction form
    27,419.19/37,843.55 = 17,340.77/x
  3. Step 3: Cross multiply
    27,419.19x = 37,843.55 × 17,340.77
  4. Step 4: Simplify right side
    27,419.19x = 656,236,020.61
  5. Step 5: Solve for x
    x = 656,236,020.61/27,419.19
  6. Step 6: Final answer
    x = 23,933.46

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Half scale
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Double scale
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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.