Home / 50,707.36-76,051.32-19,538.56

Finding the Fourth Proportional to 50,707.36, 76,051.32 and 19,538.56

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Solution

The fourth proportional to 50,707.36, 76,051.32 and 19,538.56 is: 29,304.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,707.36 : 76,051.32 = 19,538.56 : x
  2. Step 2: Convert to fraction form
    50,707.36/76,051.32 = 19,538.56/x
  3. Step 3: Cross multiply
    50,707.36x = 76,051.32 × 19,538.56
  4. Step 4: Simplify right side
    50,707.36x = 1,485,933,278.90
  5. Step 5: Solve for x
    x = 1,485,933,278.90/50,707.36
  6. Step 6: Final answer
    x = 29,304.09

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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.