Home / 12,634.41-17,435.55-6,969.36

Finding the Fourth Proportional to 12,634.41, 17,435.55 and 6,969.36

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Solution

The fourth proportional to 12,634.41, 17,435.55 and 6,969.36 is: 9,617.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.41 : 17,435.55 = 6,969.36 : x
  2. Step 2: Convert to fraction form
    12,634.41/17,435.55 = 6,969.36/x
  3. Step 3: Cross multiply
    12,634.41x = 17,435.55 × 6,969.36
  4. Step 4: Simplify right side
    12,634.41x = 121,514,624.75
  5. Step 5: Solve for x
    x = 121,514,624.75/12,634.41
  6. Step 6: Final answer
    x = 9,617.75

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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.