Home / 50,847.74-76,282.62-20,862.05

Finding the Fourth Proportional to 50,847.74, 76,282.62 and 20,862.05

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Solution

The fourth proportional to 50,847.74, 76,282.62 and 20,862.05 is: 31,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,847.74 : 76,282.62 = 20,862.05 : x
  2. Step 2: Convert to fraction form
    50,847.74/76,282.62 = 20,862.05/x
  3. Step 3: Cross multiply
    50,847.74x = 76,282.62 × 20,862.05
  4. Step 4: Simplify right side
    50,847.74x = 1,591,411,451.16
  5. Step 5: Solve for x
    x = 1,591,411,451.16/50,847.74
  6. Step 6: Final answer
    x = 31,297.58

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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.