Home / 15,180.21-22,766.82-4,087.77

Finding the Fourth Proportional to 15,180.21, 22,766.82 and 4,087.77

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Solution

The fourth proportional to 15,180.21, 22,766.82 and 4,087.77 is: 6,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.21 : 22,766.82 = 4,087.77 : x
  2. Step 2: Convert to fraction form
    15,180.21/22,766.82 = 4,087.77/x
  3. Step 3: Cross multiply
    15,180.21x = 22,766.82 × 4,087.77
  4. Step 4: Simplify right side
    15,180.21x = 93,065,446.08
  5. Step 5: Solve for x
    x = 93,065,446.08/15,180.21
  6. Step 6: Final answer
    x = 6,130.71

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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.