Home / 12,600.24-18,905.64-6,366

Finding the Fourth Proportional to 12,600.24, 18,905.64 and 6,366

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Solution

The fourth proportional to 12,600.24, 18,905.64 and 6,366 is: 9,551.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.24 : 18,905.64 = 6,366 : x
  2. Step 2: Convert to fraction form
    12,600.24/18,905.64 = 6,366/x
  3. Step 3: Cross multiply
    12,600.24x = 18,905.64 × 6,366
  4. Step 4: Simplify right side
    12,600.24x = 120,353,304.24
  5. Step 5: Solve for x
    x = 120,353,304.24/12,600.24
  6. Step 6: Final answer
    x = 9,551.67

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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.