Home / 27,015.57-40,520.16-7,295.66

Finding the Fourth Proportional to 27,015.57, 40,520.16 and 7,295.66

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Solution

The fourth proportional to 27,015.57, 40,520.16 and 7,295.66 is: 10,942.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.57 : 40,520.16 = 7,295.66 : x
  2. Step 2: Convert to fraction form
    27,015.57/40,520.16 = 7,295.66/x
  3. Step 3: Cross multiply
    27,015.57x = 40,520.16 × 7,295.66
  4. Step 4: Simplify right side
    27,015.57x = 295,621,310.51
  5. Step 5: Solve for x
    x = 295,621,310.51/27,015.57
  6. Step 6: Final answer
    x = 10,942.63

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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.