Home / 19,577.80-29,371.26-5,727.88

Finding the Fourth Proportional to 19,577.80, 29,371.26 and 5,727.88

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Solution

The fourth proportional to 19,577.80, 29,371.26 and 5,727.88 is: 8,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.80 : 29,371.26 = 5,727.88 : x
  2. Step 2: Convert to fraction form
    19,577.80/29,371.26 = 5,727.88/x
  3. Step 3: Cross multiply
    19,577.80x = 29,371.26 × 5,727.88
  4. Step 4: Simplify right side
    19,577.80x = 168,235,052.73
  5. Step 5: Solve for x
    x = 168,235,052.73/19,577.80
  6. Step 6: Final answer
    x = 8,593.15

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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.