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Finding the Fourth Proportional to 50,551.64, 75,835.47 and 16,818.86

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Solution

The fourth proportional to 50,551.64, 75,835.47 and 16,818.86 is: 25,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,551.64 : 75,835.47 = 16,818.86 : x
  2. Step 2: Convert to fraction form
    50,551.64/75,835.47 = 16,818.86/x
  3. Step 3: Cross multiply
    50,551.64x = 75,835.47 × 16,818.86
  4. Step 4: Simplify right side
    50,551.64x = 1,275,466,152.96
  5. Step 5: Solve for x
    x = 1,275,466,152.96/50,551.64
  6. Step 6: Final answer
    x = 25,230.95

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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.