Home / 18,140.05-27,182.33-7,604.33

Finding the Fourth Proportional to 18,140.05, 27,182.33 and 7,604.33

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Solution

The fourth proportional to 18,140.05, 27,182.33 and 7,604.33 is: 11,394.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.05 : 27,182.33 = 7,604.33 : x
  2. Step 2: Convert to fraction form
    18,140.05/27,182.33 = 7,604.33/x
  3. Step 3: Cross multiply
    18,140.05x = 27,182.33 × 7,604.33
  4. Step 4: Simplify right side
    18,140.05x = 206,703,457.75
  5. Step 5: Solve for x
    x = 206,703,457.75/18,140.05
  6. Step 6: Final answer
    x = 11,394.87

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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.