Home / 50,742.96-76,112.64-15,682.68

Finding the Fourth Proportional to 50,742.96, 76,112.64 and 15,682.68

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Solution

The fourth proportional to 50,742.96, 76,112.64 and 15,682.68 is: 23,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,742.96 : 76,112.64 = 15,682.68 : x
  2. Step 2: Convert to fraction form
    50,742.96/76,112.64 = 15,682.68/x
  3. Step 3: Cross multiply
    50,742.96x = 76,112.64 × 15,682.68
  4. Step 4: Simplify right side
    50,742.96x = 1,193,650,177.08
  5. Step 5: Solve for x
    x = 1,193,650,177.08/50,742.96
  6. Step 6: Final answer
    x = 23,523.46

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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.