Home / 27,012.42-40,520.18-7,292.57

Finding the Fourth Proportional to 27,012.42, 40,520.18 and 7,292.57

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Solution

The fourth proportional to 27,012.42, 40,520.18 and 7,292.57 is: 10,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.42 : 40,520.18 = 7,292.57 : x
  2. Step 2: Convert to fraction form
    27,012.42/40,520.18 = 7,292.57/x
  3. Step 3: Cross multiply
    27,012.42x = 40,520.18 × 7,292.57
  4. Step 4: Simplify right side
    27,012.42x = 295,496,064.69
  5. Step 5: Solve for x
    x = 295,496,064.69/27,012.42
  6. Step 6: Final answer
    x = 10,939.27

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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.