Home / 15,176.75-22,765.11-4,788.50

Finding the Fourth Proportional to 15,176.75, 22,765.11 and 4,788.50

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Solution

The fourth proportional to 15,176.75, 22,765.11 and 4,788.50 is: 7,182.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176.75 : 22,765.11 = 4,788.50 : x
  2. Step 2: Convert to fraction form
    15,176.75/22,765.11 = 4,788.50/x
  3. Step 3: Cross multiply
    15,176.75x = 22,765.11 × 4,788.50
  4. Step 4: Simplify right side
    15,176.75x = 109,010,729.24
  5. Step 5: Solve for x
    x = 109,010,729.24/15,176.75
  6. Step 6: Final answer
    x = 7,182.75

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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.