Home / 25,766.34-38,636.25-15,239.58

Finding the Fourth Proportional to 25,766.34, 38,636.25 and 15,239.58

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Solution

The fourth proportional to 25,766.34, 38,636.25 and 15,239.58 is: 22,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,766.34 : 38,636.25 = 15,239.58 : x
  2. Step 2: Convert to fraction form
    25,766.34/38,636.25 = 15,239.58/x
  3. Step 3: Cross multiply
    25,766.34x = 38,636.25 × 15,239.58
  4. Step 4: Simplify right side
    25,766.34x = 588,800,222.78
  5. Step 5: Solve for x
    x = 588,800,222.78/25,766.34
  6. Step 6: Final answer
    x = 22,851.53

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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.