Home / 18,132.05-27,191.92-6,283.06

Finding the Fourth Proportional to 18,132.05, 27,191.92 and 6,283.06

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Solution

The fourth proportional to 18,132.05, 27,191.92 and 6,283.06 is: 9,422.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.05 : 27,191.92 = 6,283.06 : x
  2. Step 2: Convert to fraction form
    18,132.05/27,191.92 = 6,283.06/x
  3. Step 3: Cross multiply
    18,132.05x = 27,191.92 × 6,283.06
  4. Step 4: Simplify right side
    18,132.05x = 170,848,506.72
  5. Step 5: Solve for x
    x = 170,848,506.72/18,132.05
  6. Step 6: Final answer
    x = 9,422.46

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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.