Home / 13,389.09-20,076.21-6,000.63

Finding the Fourth Proportional to 13,389.09, 20,076.21 and 6,000.63

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Solution

The fourth proportional to 13,389.09, 20,076.21 and 6,000.63 is: 8,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,389.09 : 20,076.21 = 6,000.63 : x
  2. Step 2: Convert to fraction form
    13,389.09/20,076.21 = 6,000.63/x
  3. Step 3: Cross multiply
    13,389.09x = 20,076.21 × 6,000.63
  4. Step 4: Simplify right side
    13,389.09x = 120,469,908.01
  5. Step 5: Solve for x
    x = 120,469,908.01/13,389.09
  6. Step 6: Final answer
    x = 8,997.62

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1.5x scale

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.