Home / 18,564.12-27,836.96-5,912.22

Finding the Fourth Proportional to 18,564.12, 27,836.96 and 5,912.22

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Solution

The fourth proportional to 18,564.12, 27,836.96 and 5,912.22 is: 8,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564.12 : 27,836.96 = 5,912.22 : x
  2. Step 2: Convert to fraction form
    18,564.12/27,836.96 = 5,912.22/x
  3. Step 3: Cross multiply
    18,564.12x = 27,836.96 × 5,912.22
  4. Step 4: Simplify right side
    18,564.12x = 164,578,286.46
  5. Step 5: Solve for x
    x = 164,578,286.46/18,564.12
  6. Step 6: Final answer
    x = 8,865.40

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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.