Home / 32,131.83-48,197.75-8,761.71

Finding the Fourth Proportional to 32,131.83, 48,197.75 and 8,761.71

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Solution

The fourth proportional to 32,131.83, 48,197.75 and 8,761.71 is: 13,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,131.83 : 48,197.75 = 8,761.71 : x
  2. Step 2: Convert to fraction form
    32,131.83/48,197.75 = 8,761.71/x
  3. Step 3: Cross multiply
    32,131.83x = 48,197.75 × 8,761.71
  4. Step 4: Simplify right side
    32,131.83x = 422,294,708.15
  5. Step 5: Solve for x
    x = 422,294,708.15/32,131.83
  6. Step 6: Final answer
    x = 13,142.57

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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.