Home / 50,348.94-75,512.61-20,759.10

Finding the Fourth Proportional to 50,348.94, 75,512.61 and 20,759.10

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Solution

The fourth proportional to 50,348.94, 75,512.61 and 20,759.10 is: 31,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,348.94 : 75,512.61 = 20,759.10 : x
  2. Step 2: Convert to fraction form
    50,348.94/75,512.61 = 20,759.10/x
  3. Step 3: Cross multiply
    50,348.94x = 75,512.61 × 20,759.10
  4. Step 4: Simplify right side
    50,348.94x = 1,567,573,822.25
  5. Step 5: Solve for x
    x = 1,567,573,822.25/50,348.94
  6. Step 6: Final answer
    x = 31,134.20

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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.