Home / 13,169.24-19,761.14-5,377.44

Finding the Fourth Proportional to 13,169.24, 19,761.14 and 5,377.44

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Solution

The fourth proportional to 13,169.24, 19,761.14 and 5,377.44 is: 8,069.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.24 : 19,761.14 = 5,377.44 : x
  2. Step 2: Convert to fraction form
    13,169.24/19,761.14 = 5,377.44/x
  3. Step 3: Cross multiply
    13,169.24x = 19,761.14 × 5,377.44
  4. Step 4: Simplify right side
    13,169.24x = 106,264,344.68
  5. Step 5: Solve for x
    x = 106,264,344.68/13,169.24
  6. Step 6: Final answer
    x = 8,069.14

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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.