Home / 15,028.22-22,543.54-5,167.50

Finding the Fourth Proportional to 15,028.22, 22,543.54 and 5,167.50

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Solution

The fourth proportional to 15,028.22, 22,543.54 and 5,167.50 is: 7,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028.22 : 22,543.54 = 5,167.50 : x
  2. Step 2: Convert to fraction form
    15,028.22/22,543.54 = 5,167.50/x
  3. Step 3: Cross multiply
    15,028.22x = 22,543.54 × 5,167.50
  4. Step 4: Simplify right side
    15,028.22x = 116,493,742.95
  5. Step 5: Solve for x
    x = 116,493,742.95/15,028.22
  6. Step 6: Final answer
    x = 7,751.67

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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.