Home / 19,653.26-29,479.82-7,966.44

Finding the Fourth Proportional to 19,653.26, 29,479.82 and 7,966.44

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Solution

The fourth proportional to 19,653.26, 29,479.82 and 7,966.44 is: 11,949.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653.26 : 29,479.82 = 7,966.44 : x
  2. Step 2: Convert to fraction form
    19,653.26/29,479.82 = 7,966.44/x
  3. Step 3: Cross multiply
    19,653.26x = 29,479.82 × 7,966.44
  4. Step 4: Simplify right side
    19,653.26x = 234,849,177.41
  5. Step 5: Solve for x
    x = 234,849,177.41/19,653.26
  6. Step 6: Final answer
    x = 11,949.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.