Home / 18,586.82-27,884.61-6,106.88

Finding the Fourth Proportional to 18,586.82, 27,884.61 and 6,106.88

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Solution

The fourth proportional to 18,586.82, 27,884.61 and 6,106.88 is: 9,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.82 : 27,884.61 = 6,106.88 : x
  2. Step 2: Convert to fraction form
    18,586.82/27,884.61 = 6,106.88/x
  3. Step 3: Cross multiply
    18,586.82x = 27,884.61 × 6,106.88
  4. Step 4: Simplify right side
    18,586.82x = 170,287,827.69
  5. Step 5: Solve for x
    x = 170,287,827.69/18,586.82
  6. Step 6: Final answer
    x = 9,161.75

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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.