Home / 18,102.32-27,146.82-6,253.08

Finding the Fourth Proportional to 18,102.32, 27,146.82 and 6,253.08

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Solution

The fourth proportional to 18,102.32, 27,146.82 and 6,253.08 is: 9,377.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102.32 : 27,146.82 = 6,253.08 : x
  2. Step 2: Convert to fraction form
    18,102.32/27,146.82 = 6,253.08/x
  3. Step 3: Cross multiply
    18,102.32x = 27,146.82 × 6,253.08
  4. Step 4: Simplify right side
    18,102.32x = 169,751,078.02
  5. Step 5: Solve for x
    x = 169,751,078.02/18,102.32
  6. Step 6: Final answer
    x = 9,377.31

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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.