Home / 23,080.24-31,850.76-12,469.88

Finding the Fourth Proportional to 23,080.24, 31,850.76 and 12,469.88

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Solution

The fourth proportional to 23,080.24, 31,850.76 and 12,469.88 is: 17,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,080.24 : 31,850.76 = 12,469.88 : x
  2. Step 2: Convert to fraction form
    23,080.24/31,850.76 = 12,469.88/x
  3. Step 3: Cross multiply
    23,080.24x = 31,850.76 × 12,469.88
  4. Step 4: Simplify right side
    23,080.24x = 397,175,155.11
  5. Step 5: Solve for x
    x = 397,175,155.11/23,080.24
  6. Step 6: Final answer
    x = 17,208.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.