Home / 18,208.68-27,313.38-5,061.09

Finding the Fourth Proportional to 18,208.68, 27,313.38 and 5,061.09

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Solution

The fourth proportional to 18,208.68, 27,313.38 and 5,061.09 is: 7,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.68 : 27,313.38 = 5,061.09 : x
  2. Step 2: Convert to fraction form
    18,208.68/27,313.38 = 5,061.09/x
  3. Step 3: Cross multiply
    18,208.68x = 27,313.38 × 5,061.09
  4. Step 4: Simplify right side
    18,208.68x = 138,235,474.38
  5. Step 5: Solve for x
    x = 138,235,474.38/18,208.68
  6. Step 6: Final answer
    x = 7,591.74

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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.