Home / 19,797.82-29,699.46-15,126.75

Finding the Fourth Proportional to 19,797.82, 29,699.46 and 15,126.75

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Solution

The fourth proportional to 19,797.82, 29,699.46 and 15,126.75 is: 22,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.82 : 29,699.46 = 15,126.75 : x
  2. Step 2: Convert to fraction form
    19,797.82/29,699.46 = 15,126.75/x
  3. Step 3: Cross multiply
    19,797.82x = 29,699.46 × 15,126.75
  4. Step 4: Simplify right side
    19,797.82x = 449,256,306.56
  5. Step 5: Solve for x
    x = 449,256,306.56/19,797.82
  6. Step 6: Final answer
    x = 22,692.21

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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.