Home / 50,749.12-76,079.94-19,606.24

Finding the Fourth Proportional to 50,749.12, 76,079.94 and 19,606.24

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Solution

The fourth proportional to 50,749.12, 76,079.94 and 19,606.24 is: 29,392.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,749.12 : 76,079.94 = 19,606.24 : x
  2. Step 2: Convert to fraction form
    50,749.12/76,079.94 = 19,606.24/x
  3. Step 3: Cross multiply
    50,749.12x = 76,079.94 × 19,606.24
  4. Step 4: Simplify right side
    50,749.12x = 1,491,641,562.83
  5. Step 5: Solve for x
    x = 1,491,641,562.83/50,749.12
  6. Step 6: Final answer
    x = 29,392.46

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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.