Home / 15,517.43-23,100.62-15,425.16

Finding the Fourth Proportional to 15,517.43, 23,100.62 and 15,425.16

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Solution

The fourth proportional to 15,517.43, 23,100.62 and 15,425.16 is: 22,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.43 : 23,100.62 = 15,425.16 : x
  2. Step 2: Convert to fraction form
    15,517.43/23,100.62 = 15,425.16/x
  3. Step 3: Cross multiply
    15,517.43x = 23,100.62 × 15,425.16
  4. Step 4: Simplify right side
    15,517.43x = 356,330,682.47
  5. Step 5: Solve for x
    x = 356,330,682.47/15,517.43
  6. Step 6: Final answer
    x = 22,963.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.