Home / 12,600.42-17,388.23-7,295.33

Finding the Fourth Proportional to 12,600.42, 17,388.23 and 7,295.33

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Solution

The fourth proportional to 12,600.42, 17,388.23 and 7,295.33 is: 10,067.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.42 : 17,388.23 = 7,295.33 : x
  2. Step 2: Convert to fraction form
    12,600.42/17,388.23 = 7,295.33/x
  3. Step 3: Cross multiply
    12,600.42x = 17,388.23 × 7,295.33
  4. Step 4: Simplify right side
    12,600.42x = 126,852,752.55
  5. Step 5: Solve for x
    x = 126,852,752.55/12,600.42
  6. Step 6: Final answer
    x = 10,067.34

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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.