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Finding the Fourth Proportional to 32,305.59, 48,458.25 and 8,613.09

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Solution

The fourth proportional to 32,305.59, 48,458.25 and 8,613.09 is: 12,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,305.59 : 48,458.25 = 8,613.09 : x
  2. Step 2: Convert to fraction form
    32,305.59/48,458.25 = 8,613.09/x
  3. Step 3: Cross multiply
    32,305.59x = 48,458.25 × 8,613.09
  4. Step 4: Simplify right side
    32,305.59x = 417,375,268.49
  5. Step 5: Solve for x
    x = 417,375,268.49/32,305.59
  6. Step 6: Final answer
    x = 12,919.60

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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.