Home / 50,781.96-76,180.22-15,724.36

Finding the Fourth Proportional to 50,781.96, 76,180.22 and 15,724.36

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Solution

The fourth proportional to 50,781.96, 76,180.22 and 15,724.36 is: 23,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,781.96 : 76,180.22 = 15,724.36 : x
  2. Step 2: Convert to fraction form
    50,781.96/76,180.22 = 15,724.36/x
  3. Step 3: Cross multiply
    50,781.96x = 76,180.22 × 15,724.36
  4. Step 4: Simplify right side
    50,781.96x = 1,197,885,204.16
  5. Step 5: Solve for x
    x = 1,197,885,204.16/50,781.96
  6. Step 6: Final answer
    x = 23,588.79

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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.