Home / 18,233.36-27,350.06-5,086.07

Finding the Fourth Proportional to 18,233.36, 27,350.06 and 5,086.07

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Solution

The fourth proportional to 18,233.36, 27,350.06 and 5,086.07 is: 7,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.36 : 27,350.06 = 5,086.07 : x
  2. Step 2: Convert to fraction form
    18,233.36/27,350.06 = 5,086.07/x
  3. Step 3: Cross multiply
    18,233.36x = 27,350.06 × 5,086.07
  4. Step 4: Simplify right side
    18,233.36x = 139,104,319.66
  5. Step 5: Solve for x
    x = 139,104,319.66/18,233.36
  6. Step 6: Final answer
    x = 7,629.11

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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.