Home / 17,240.74-25,840.20-7,867.91

Finding the Fourth Proportional to 17,240.74, 25,840.20 and 7,867.91

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Solution

The fourth proportional to 17,240.74, 25,840.20 and 7,867.91 is: 11,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.74 : 25,840.20 = 7,867.91 : x
  2. Step 2: Convert to fraction form
    17,240.74/25,840.20 = 7,867.91/x
  3. Step 3: Cross multiply
    17,240.74x = 25,840.20 × 7,867.91
  4. Step 4: Simplify right side
    17,240.74x = 203,308,367.98
  5. Step 5: Solve for x
    x = 203,308,367.98/17,240.74
  6. Step 6: Final answer
    x = 11,792.32

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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.