Home / 18,055.38-27,087.51-6,209.34

Finding the Fourth Proportional to 18,055.38, 27,087.51 and 6,209.34

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Solution

The fourth proportional to 18,055.38, 27,087.51 and 6,209.34 is: 9,315.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.38 : 27,087.51 = 6,209.34 : x
  2. Step 2: Convert to fraction form
    18,055.38/27,087.51 = 6,209.34/x
  3. Step 3: Cross multiply
    18,055.38x = 27,087.51 × 6,209.34
  4. Step 4: Simplify right side
    18,055.38x = 168,195,481.05
  5. Step 5: Solve for x
    x = 168,195,481.05/18,055.38
  6. Step 6: Final answer
    x = 9,315.53

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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.