Home / 18,819.08-25,968.66-10,433.96

Finding the Fourth Proportional to 18,819.08, 25,968.66 and 10,433.96

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Solution

The fourth proportional to 18,819.08, 25,968.66 and 10,433.96 is: 14,397.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,819.08 : 25,968.66 = 10,433.96 : x
  2. Step 2: Convert to fraction form
    18,819.08/25,968.66 = 10,433.96/x
  3. Step 3: Cross multiply
    18,819.08x = 25,968.66 × 10,433.96
  4. Step 4: Simplify right side
    18,819.08x = 270,955,959.69
  5. Step 5: Solve for x
    x = 270,955,959.69/18,819.08
  6. Step 6: Final answer
    x = 14,397.94

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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.