Home / 13,082.09-19,614.48-6,761.06

Finding the Fourth Proportional to 13,082.09, 19,614.48 and 6,761.06

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Solution

The fourth proportional to 13,082.09, 19,614.48 and 6,761.06 is: 10,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082.09 : 19,614.48 = 6,761.06 : x
  2. Step 2: Convert to fraction form
    13,082.09/19,614.48 = 6,761.06/x
  3. Step 3: Cross multiply
    13,082.09x = 19,614.48 × 6,761.06
  4. Step 4: Simplify right side
    13,082.09x = 132,614,578.08
  5. Step 5: Solve for x
    x = 132,614,578.08/13,082.09
  6. Step 6: Final answer
    x = 10,137.11

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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.