Home / 18,313.05-27,472.31-5,829.38

Finding the Fourth Proportional to 18,313.05, 27,472.31 and 5,829.38

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Solution

The fourth proportional to 18,313.05, 27,472.31 and 5,829.38 is: 8,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.05 : 27,472.31 = 5,829.38 : x
  2. Step 2: Convert to fraction form
    18,313.05/27,472.31 = 5,829.38/x
  3. Step 3: Cross multiply
    18,313.05x = 27,472.31 × 5,829.38
  4. Step 4: Simplify right side
    18,313.05x = 160,146,680.16
  5. Step 5: Solve for x
    x = 160,146,680.16/18,313.05
  6. Step 6: Final answer
    x = 8,744.95

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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.