Home / 12,600.84-17,388.42-7,295.28

Finding the Fourth Proportional to 12,600.84, 17,388.42 and 7,295.28

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Solution

The fourth proportional to 12,600.84, 17,388.42 and 7,295.28 is: 10,067.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.84 : 17,388.42 = 7,295.28 : x
  2. Step 2: Convert to fraction form
    12,600.84/17,388.42 = 7,295.28/x
  3. Step 3: Cross multiply
    12,600.84x = 17,388.42 × 7,295.28
  4. Step 4: Simplify right side
    12,600.84x = 126,853,392.66
  5. Step 5: Solve for x
    x = 126,853,392.66/12,600.84
  6. Step 6: Final answer
    x = 10,067.06

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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.