Home / 19,860.24-29,790.45-6,712.68

Finding the Fourth Proportional to 19,860.24, 29,790.45 and 6,712.68

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Solution

The fourth proportional to 19,860.24, 29,790.45 and 6,712.68 is: 10,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,860.24 : 29,790.45 = 6,712.68 : x
  2. Step 2: Convert to fraction form
    19,860.24/29,790.45 = 6,712.68/x
  3. Step 3: Cross multiply
    19,860.24x = 29,790.45 × 6,712.68
  4. Step 4: Simplify right side
    19,860.24x = 199,973,757.91
  5. Step 5: Solve for x
    x = 199,973,757.91/19,860.24
  6. Step 6: Final answer
    x = 10,069.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.