Home / 12,600.54-17,387.58-7,295.70

Finding the Fourth Proportional to 12,600.54, 17,387.58 and 7,295.70

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Solution

The fourth proportional to 12,600.54, 17,387.58 and 7,295.70 is: 10,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.54 : 17,387.58 = 7,295.70 : x
  2. Step 2: Convert to fraction form
    12,600.54/17,387.58 = 7,295.70/x
  3. Step 3: Cross multiply
    12,600.54x = 17,387.58 × 7,295.70
  4. Step 4: Simplify right side
    12,600.54x = 126,854,567.41
  5. Step 5: Solve for x
    x = 126,854,567.41/12,600.54
  6. Step 6: Final answer
    x = 10,067.39

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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.