Home / 33,720.98-50,579.31-10,345.46

Finding the Fourth Proportional to 33,720.98, 50,579.31 and 10,345.46

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Solution

The fourth proportional to 33,720.98, 50,579.31 and 10,345.46 is: 15,517.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.98 : 50,579.31 = 10,345.46 : x
  2. Step 2: Convert to fraction form
    33,720.98/50,579.31 = 10,345.46/x
  3. Step 3: Cross multiply
    33,720.98x = 50,579.31 × 10,345.46
  4. Step 4: Simplify right side
    33,720.98x = 523,266,228.43
  5. Step 5: Solve for x
    x = 523,266,228.43/33,720.98
  6. Step 6: Final answer
    x = 15,517.53

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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.