Home / 50,419.84-75,625.44-30,693.28

Finding the Fourth Proportional to 50,419.84, 75,625.44 and 30,693.28

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Solution

The fourth proportional to 50,419.84, 75,625.44 and 30,693.28 is: 46,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,419.84 : 75,625.44 = 30,693.28 : x
  2. Step 2: Convert to fraction form
    50,419.84/75,625.44 = 30,693.28/x
  3. Step 3: Cross multiply
    50,419.84x = 75,625.44 × 30,693.28
  4. Step 4: Simplify right side
    50,419.84x = 2,321,192,805.04
  5. Step 5: Solve for x
    x = 2,321,192,805.04/50,419.84
  6. Step 6: Final answer
    x = 46,037.29

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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.