Home / 27,020.85-40,533.30-7,299.12

Finding the Fourth Proportional to 27,020.85, 40,533.30 and 7,299.12

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Solution

The fourth proportional to 27,020.85, 40,533.30 and 7,299.12 is: 10,949.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.85 : 40,533.30 = 7,299.12 : x
  2. Step 2: Convert to fraction form
    27,020.85/40,533.30 = 7,299.12/x
  3. Step 3: Cross multiply
    27,020.85x = 40,533.30 × 7,299.12
  4. Step 4: Simplify right side
    27,020.85x = 295,857,420.70
  5. Step 5: Solve for x
    x = 295,857,420.70/27,020.85
  6. Step 6: Final answer
    x = 10,949.23

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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.