Home / 50,688.96-76,028.56-15,619.20

Finding the Fourth Proportional to 50,688.96, 76,028.56 and 15,619.20

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Solution

The fourth proportional to 50,688.96, 76,028.56 and 15,619.20 is: 23,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688.96 : 76,028.56 = 15,619.20 : x
  2. Step 2: Convert to fraction form
    50,688.96/76,028.56 = 15,619.20/x
  3. Step 3: Cross multiply
    50,688.96x = 76,028.56 × 15,619.20
  4. Step 4: Simplify right side
    50,688.96x = 1,187,505,284.35
  5. Step 5: Solve for x
    x = 1,187,505,284.35/50,688.96
  6. Step 6: Final answer
    x = 23,427.30

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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.