Home / 18,055.20-27,083.56-6,368.48

Finding the Fourth Proportional to 18,055.20, 27,083.56 and 6,368.48

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Solution

The fourth proportional to 18,055.20, 27,083.56 and 6,368.48 is: 9,552.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.20 : 27,083.56 = 6,368.48 : x
  2. Step 2: Convert to fraction form
    18,055.20/27,083.56 = 6,368.48/x
  3. Step 3: Cross multiply
    18,055.20x = 27,083.56 × 6,368.48
  4. Step 4: Simplify right side
    18,055.20x = 172,481,110.19
  5. Step 5: Solve for x
    x = 172,481,110.19/18,055.20
  6. Step 6: Final answer
    x = 9,552.99

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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.