Home / 25,486.48-38,229.04-6,766.57

Finding the Fourth Proportional to 25,486.48, 38,229.04 and 6,766.57

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Solution

The fourth proportional to 25,486.48, 38,229.04 and 6,766.57 is: 10,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.48 : 38,229.04 = 6,766.57 : x
  2. Step 2: Convert to fraction form
    25,486.48/38,229.04 = 6,766.57/x
  3. Step 3: Cross multiply
    25,486.48x = 38,229.04 × 6,766.57
  4. Step 4: Simplify right side
    25,486.48x = 258,679,475.19
  5. Step 5: Solve for x
    x = 258,679,475.19/25,486.48
  6. Step 6: Final answer
    x = 10,149.67

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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.