Home / 18,053.54-27,084.63-9,146.66

Finding the Fourth Proportional to 18,053.54, 27,084.63 and 9,146.66

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Solution

The fourth proportional to 18,053.54, 27,084.63 and 9,146.66 is: 13,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.54 : 27,084.63 = 9,146.66 : x
  2. Step 2: Convert to fraction form
    18,053.54/27,084.63 = 9,146.66/x
  3. Step 3: Cross multiply
    18,053.54x = 27,084.63 × 9,146.66
  4. Step 4: Simplify right side
    18,053.54x = 247,733,901.84
  5. Step 5: Solve for x
    x = 247,733,901.84/18,053.54
  6. Step 6: Final answer
    x = 13,722.18

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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.