Home / 50,672.48-75,967.76-21,112.56

Finding the Fourth Proportional to 50,672.48, 75,967.76 and 21,112.56

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Solution

The fourth proportional to 50,672.48, 75,967.76 and 21,112.56 is: 31,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,672.48 : 75,967.76 = 21,112.56 : x
  2. Step 2: Convert to fraction form
    50,672.48/75,967.76 = 21,112.56/x
  3. Step 3: Cross multiply
    50,672.48x = 75,967.76 × 21,112.56
  4. Step 4: Simplify right side
    50,672.48x = 1,603,873,891.07
  5. Step 5: Solve for x
    x = 1,603,873,891.07/50,672.48
  6. Step 6: Final answer
    x = 31,651.77

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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.