Home / 25,636.28-38,458.53-10,849.43

Finding the Fourth Proportional to 25,636.28, 38,458.53 and 10,849.43

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Solution

The fourth proportional to 25,636.28, 38,458.53 and 10,849.43 is: 16,275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636.28 : 38,458.53 = 10,849.43 : x
  2. Step 2: Convert to fraction form
    25,636.28/38,458.53 = 10,849.43/x
  3. Step 3: Cross multiply
    25,636.28x = 38,458.53 × 10,849.43
  4. Step 4: Simplify right side
    25,636.28x = 417,253,129.14
  5. Step 5: Solve for x
    x = 417,253,129.14/25,636.28
  6. Step 6: Final answer
    x = 16,275.88

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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.