Home / 18,133.13-27,193.94-5,818.25

Finding the Fourth Proportional to 18,133.13, 27,193.94 and 5,818.25

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Solution

The fourth proportional to 18,133.13, 27,193.94 and 5,818.25 is: 8,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.13 : 27,193.94 = 5,818.25 : x
  2. Step 2: Convert to fraction form
    18,133.13/27,193.94 = 5,818.25/x
  3. Step 3: Cross multiply
    18,133.13x = 27,193.94 × 5,818.25
  4. Step 4: Simplify right side
    18,133.13x = 158,221,112.31
  5. Step 5: Solve for x
    x = 158,221,112.31/18,133.13
  6. Step 6: Final answer
    x = 8,725.53

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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.