Home / 13,297.29-19,958.24-6,728.10

Finding the Fourth Proportional to 13,297.29, 19,958.24 and 6,728.10

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Solution

The fourth proportional to 13,297.29, 19,958.24 and 6,728.10 is: 10,098.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,297.29 : 19,958.24 = 6,728.10 : x
  2. Step 2: Convert to fraction form
    13,297.29/19,958.24 = 6,728.10/x
  3. Step 3: Cross multiply
    13,297.29x = 19,958.24 × 6,728.10
  4. Step 4: Simplify right side
    13,297.29x = 134,281,034.54
  5. Step 5: Solve for x
    x = 134,281,034.54/13,297.29
  6. Step 6: Final answer
    x = 10,098.38

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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.