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Finding the Fourth Proportional to 50,951.55, 76,425.27 and 25,991.05

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Solution

The fourth proportional to 50,951.55, 76,425.27 and 25,991.05 is: 38,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,951.55 : 76,425.27 = 25,991.05 : x
  2. Step 2: Convert to fraction form
    50,951.55/76,425.27 = 25,991.05/x
  3. Step 3: Cross multiply
    50,951.55x = 76,425.27 × 25,991.05
  4. Step 4: Simplify right side
    50,951.55x = 1,986,373,013.83
  5. Step 5: Solve for x
    x = 1,986,373,013.83/50,951.55
  6. Step 6: Final answer
    x = 38,985.53

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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.