Home / 11,425.88-17,115.26-10,469.07

Finding the Fourth Proportional to 11,425.88, 17,115.26 and 10,469.07

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Solution

The fourth proportional to 11,425.88, 17,115.26 and 10,469.07 is: 15,682.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.88 : 17,115.26 = 10,469.07 : x
  2. Step 2: Convert to fraction form
    11,425.88/17,115.26 = 10,469.07/x
  3. Step 3: Cross multiply
    11,425.88x = 17,115.26 × 10,469.07
  4. Step 4: Simplify right side
    11,425.88x = 179,180,802.66
  5. Step 5: Solve for x
    x = 179,180,802.66/11,425.88
  6. Step 6: Final answer
    x = 15,682.01

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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.