Home / 50,382.90-75,571.63-15,319.82

Finding the Fourth Proportional to 50,382.90, 75,571.63 and 15,319.82

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Solution

The fourth proportional to 50,382.90, 75,571.63 and 15,319.82 is: 22,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,382.90 : 75,571.63 = 15,319.82 : x
  2. Step 2: Convert to fraction form
    50,382.90/75,571.63 = 15,319.82/x
  3. Step 3: Cross multiply
    50,382.90x = 75,571.63 × 15,319.82
  4. Step 4: Simplify right side
    50,382.90x = 1,157,743,919.34
  5. Step 5: Solve for x
    x = 1,157,743,919.34/50,382.90
  6. Step 6: Final answer
    x = 22,978.91

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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.