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Finding the Fourth Proportional to 48,568.54, 72,835.08 and 16,969.72

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Solution

The fourth proportional to 48,568.54, 72,835.08 and 16,969.72 is: 25,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,568.54 : 72,835.08 = 16,969.72 : x
  2. Step 2: Convert to fraction form
    48,568.54/72,835.08 = 16,969.72/x
  3. Step 3: Cross multiply
    48,568.54x = 72,835.08 × 16,969.72
  4. Step 4: Simplify right side
    48,568.54x = 1,235,990,913.78
  5. Step 5: Solve for x
    x = 1,235,990,913.78/48,568.54
  6. Step 6: Final answer
    x = 25,448.39

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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.