Home / 18,238.29-27,362.31-6,551.61

Finding the Fourth Proportional to 18,238.29, 27,362.31 and 6,551.61

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Solution

The fourth proportional to 18,238.29, 27,362.31 and 6,551.61 is: 9,829.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,238.29 : 27,362.31 = 6,551.61 : x
  2. Step 2: Convert to fraction form
    18,238.29/27,362.31 = 6,551.61/x
  3. Step 3: Cross multiply
    18,238.29x = 27,362.31 × 6,551.61
  4. Step 4: Simplify right side
    18,238.29x = 179,267,183.82
  5. Step 5: Solve for x
    x = 179,267,183.82/18,238.29
  6. Step 6: Final answer
    x = 9,829.17

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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.