Home / 13,331.13-20,008.82-7,096.36

Finding the Fourth Proportional to 13,331.13, 20,008.82 and 7,096.36

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Solution

The fourth proportional to 13,331.13, 20,008.82 and 7,096.36 is: 10,650.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.13 : 20,008.82 = 7,096.36 : x
  2. Step 2: Convert to fraction form
    13,331.13/20,008.82 = 7,096.36/x
  3. Step 3: Cross multiply
    13,331.13x = 20,008.82 × 7,096.36
  4. Step 4: Simplify right side
    13,331.13x = 141,989,704.39
  5. Step 5: Solve for x
    x = 141,989,704.39/13,331.13
  6. Step 6: Final answer
    x = 10,650.99

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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.