Home / 27,378.60-41,067.78-10,726.87

Finding the Fourth Proportional to 27,378.60, 41,067.78 and 10,726.87

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Solution

The fourth proportional to 27,378.60, 41,067.78 and 10,726.87 is: 16,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,378.60 : 41,067.78 = 10,726.87 : x
  2. Step 2: Convert to fraction form
    27,378.60/41,067.78 = 10,726.87/x
  3. Step 3: Cross multiply
    27,378.60x = 41,067.78 × 10,726.87
  4. Step 4: Simplify right side
    27,378.60x = 440,528,737.25
  5. Step 5: Solve for x
    x = 440,528,737.25/27,378.60
  6. Step 6: Final answer
    x = 16,090.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.