Home / 18,260.82-27,392.20-5,782.16

Finding the Fourth Proportional to 18,260.82, 27,392.20 and 5,782.16

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Solution

The fourth proportional to 18,260.82, 27,392.20 and 5,782.16 is: 8,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.82 : 27,392.20 = 5,782.16 : x
  2. Step 2: Convert to fraction form
    18,260.82/27,392.20 = 5,782.16/x
  3. Step 3: Cross multiply
    18,260.82x = 27,392.20 × 5,782.16
  4. Step 4: Simplify right side
    18,260.82x = 158,386,137.18
  5. Step 5: Solve for x
    x = 158,386,137.18/18,260.82
  6. Step 6: Final answer
    x = 8,673.55

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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.