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Finding the Fourth Proportional to 32,129.83, 48,194.75 and 8,759.71

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Solution

The fourth proportional to 32,129.83, 48,194.75 and 8,759.71 is: 13,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,129.83 : 48,194.75 = 8,759.71 : x
  2. Step 2: Convert to fraction form
    32,129.83/48,194.75 = 8,759.71/x
  3. Step 3: Cross multiply
    32,129.83x = 48,194.75 × 8,759.71
  4. Step 4: Simplify right side
    32,129.83x = 422,172,033.52
  5. Step 5: Solve for x
    x = 422,172,033.52/32,129.83
  6. Step 6: Final answer
    x = 13,139.57

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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.