Home / 18,328.14-27,494.19-6,638.76

Finding the Fourth Proportional to 18,328.14, 27,494.19 and 6,638.76

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Solution

The fourth proportional to 18,328.14, 27,494.19 and 6,638.76 is: 9,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.14 : 27,494.19 = 6,638.76 : x
  2. Step 2: Convert to fraction form
    18,328.14/27,494.19 = 6,638.76/x
  3. Step 3: Cross multiply
    18,328.14x = 27,494.19 × 6,638.76
  4. Step 4: Simplify right side
    18,328.14x = 182,527,328.80
  5. Step 5: Solve for x
    x = 182,527,328.80/18,328.14
  6. Step 6: Final answer
    x = 9,958.86

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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.