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Finding the Fourth Proportional to 32,951.63, 49,433.65 and 13,231.70

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Solution

The fourth proportional to 32,951.63, 49,433.65 and 13,231.70 is: 19,850.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,951.63 : 49,433.65 = 13,231.70 : x
  2. Step 2: Convert to fraction form
    32,951.63/49,433.65 = 13,231.70/x
  3. Step 3: Cross multiply
    32,951.63x = 49,433.65 × 13,231.70
  4. Step 4: Simplify right side
    32,951.63x = 654,091,226.71
  5. Step 5: Solve for x
    x = 654,091,226.71/32,951.63
  6. Step 6: Final answer
    x = 19,850.04

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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.