Home / 40,825.97-61,247.24-12,744.89

Finding the Fourth Proportional to 40,825.97, 61,247.24 and 12,744.89

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Solution

The fourth proportional to 40,825.97, 61,247.24 and 12,744.89 is: 19,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.97 : 61,247.24 = 12,744.89 : x
  2. Step 2: Convert to fraction form
    40,825.97/61,247.24 = 12,744.89/x
  3. Step 3: Cross multiply
    40,825.97x = 61,247.24 × 12,744.89
  4. Step 4: Simplify right side
    40,825.97x = 780,589,588.63
  5. Step 5: Solve for x
    x = 780,589,588.63/40,825.97
  6. Step 6: Final answer
    x = 19,119.93

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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.