Home / 19,049.16-28,584.54-10,283.88

Finding the Fourth Proportional to 19,049.16, 28,584.54 and 10,283.88

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Solution

The fourth proportional to 19,049.16, 28,584.54 and 10,283.88 is: 15,431.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.16 : 28,584.54 = 10,283.88 : x
  2. Step 2: Convert to fraction form
    19,049.16/28,584.54 = 10,283.88/x
  3. Step 3: Cross multiply
    19,049.16x = 28,584.54 × 10,283.88
  4. Step 4: Simplify right side
    19,049.16x = 293,959,979.22
  5. Step 5: Solve for x
    x = 293,959,979.22/19,049.16
  6. Step 6: Final answer
    x = 15,431.65

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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.