Home / 18,414.09-27,621.27-5,266.62

Finding the Fourth Proportional to 18,414.09, 27,621.27 and 5,266.62

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Solution

The fourth proportional to 18,414.09, 27,621.27 and 5,266.62 is: 7,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,414.09 : 27,621.27 = 5,266.62 : x
  2. Step 2: Convert to fraction form
    18,414.09/27,621.27 = 5,266.62/x
  3. Step 3: Cross multiply
    18,414.09x = 27,621.27 × 5,266.62
  4. Step 4: Simplify right side
    18,414.09x = 145,470,733.01
  5. Step 5: Solve for x
    x = 145,470,733.01/18,414.09
  6. Step 6: Final answer
    x = 7,899.97

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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.