Home / 18,340.08-27,512.06-5,857.17

Finding the Fourth Proportional to 18,340.08, 27,512.06 and 5,857.17

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Solution

The fourth proportional to 18,340.08, 27,512.06 and 5,857.17 is: 8,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.08 : 27,512.06 = 5,857.17 : x
  2. Step 2: Convert to fraction form
    18,340.08/27,512.06 = 5,857.17/x
  3. Step 3: Cross multiply
    18,340.08x = 27,512.06 × 5,857.17
  4. Step 4: Simplify right side
    18,340.08x = 161,142,812.47
  5. Step 5: Solve for x
    x = 161,142,812.47/18,340.08
  6. Step 6: Final answer
    x = 8,786.37

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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.