Home / 19,367.20-29,033.44-7,672.48

Finding the Fourth Proportional to 19,367.20, 29,033.44 and 7,672.48

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Solution

The fourth proportional to 19,367.20, 29,033.44 and 7,672.48 is: 11,501.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.20 : 29,033.44 = 7,672.48 : x
  2. Step 2: Convert to fraction form
    19,367.20/29,033.44 = 7,672.48/x
  3. Step 3: Cross multiply
    19,367.20x = 29,033.44 × 7,672.48
  4. Step 4: Simplify right side
    19,367.20x = 222,758,487.73
  5. Step 5: Solve for x
    x = 222,758,487.73/19,367.20
  6. Step 6: Final answer
    x = 11,501.84

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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.