Home / 18,606.26-27,912.84-6,127.04

Finding the Fourth Proportional to 18,606.26, 27,912.84 and 6,127.04

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Solution

The fourth proportional to 18,606.26, 27,912.84 and 6,127.04 is: 9,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.26 : 27,912.84 = 6,127.04 : x
  2. Step 2: Convert to fraction form
    18,606.26/27,912.84 = 6,127.04/x
  3. Step 3: Cross multiply
    18,606.26x = 27,912.84 × 6,127.04
  4. Step 4: Simplify right side
    18,606.26x = 171,023,087.19
  5. Step 5: Solve for x
    x = 171,023,087.19/18,606.26
  6. Step 6: Final answer
    x = 9,191.70

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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.