Home / 15,175.44-22,766.34-5,315.04

Finding the Fourth Proportional to 15,175.44, 22,766.34 and 5,315.04

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Solution

The fourth proportional to 15,175.44, 22,766.34 and 5,315.04 is: 7,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,175.44 : 22,766.34 = 5,315.04 : x
  2. Step 2: Convert to fraction form
    15,175.44/22,766.34 = 5,315.04/x
  3. Step 3: Cross multiply
    15,175.44x = 22,766.34 × 5,315.04
  4. Step 4: Simplify right side
    15,175.44x = 121,004,007.75
  5. Step 5: Solve for x
    x = 121,004,007.75/15,175.44
  6. Step 6: Final answer
    x = 7,973.67

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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.