Home / 19,104.39-28,672.38-9,751.32

Finding the Fourth Proportional to 19,104.39, 28,672.38 and 9,751.32

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Solution

The fourth proportional to 19,104.39, 28,672.38 and 9,751.32 is: 14,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.39 : 28,672.38 = 9,751.32 : x
  2. Step 2: Convert to fraction form
    19,104.39/28,672.38 = 9,751.32/x
  3. Step 3: Cross multiply
    19,104.39x = 28,672.38 × 9,751.32
  4. Step 4: Simplify right side
    19,104.39x = 279,593,552.54
  5. Step 5: Solve for x
    x = 279,593,552.54/19,104.39
  6. Step 6: Final answer
    x = 14,635.04

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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.