Home / 15,271.03-22,911.67-8,251.67

Finding the Fourth Proportional to 15,271.03, 22,911.67 and 8,251.67

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Solution

The fourth proportional to 15,271.03, 22,911.67 and 8,251.67 is: 12,380.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.03 : 22,911.67 = 8,251.67 : x
  2. Step 2: Convert to fraction form
    15,271.03/22,911.67 = 8,251.67/x
  3. Step 3: Cross multiply
    15,271.03x = 22,911.67 × 8,251.67
  4. Step 4: Simplify right side
    15,271.03x = 189,059,617.90
  5. Step 5: Solve for x
    x = 189,059,617.90/15,271.03
  6. Step 6: Final answer
    x = 12,380.28

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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.