Home / 22,847.25-31,459.11-19,998.68

Finding the Fourth Proportional to 22,847.25, 31,459.11 and 19,998.68

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Solution

The fourth proportional to 22,847.25, 31,459.11 and 19,998.68 is: 27,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,847.25 : 31,459.11 = 19,998.68 : x
  2. Step 2: Convert to fraction form
    22,847.25/31,459.11 = 19,998.68/x
  3. Step 3: Cross multiply
    22,847.25x = 31,459.11 × 19,998.68
  4. Step 4: Simplify right side
    22,847.25x = 629,140,674.89
  5. Step 5: Solve for x
    x = 629,140,674.89/22,847.25
  6. Step 6: Final answer
    x = 27,536.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.