Home / 32,131.08-48,195.20-8,757.52

Finding the Fourth Proportional to 32,131.08, 48,195.20 and 8,757.52

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Solution

The fourth proportional to 32,131.08, 48,195.20 and 8,757.52 is: 13,135.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,131.08 : 48,195.20 = 8,757.52 : x
  2. Step 2: Convert to fraction form
    32,131.08/48,195.20 = 8,757.52/x
  3. Step 3: Cross multiply
    32,131.08x = 48,195.20 × 8,757.52
  4. Step 4: Simplify right side
    32,131.08x = 422,070,329.31
  5. Step 5: Solve for x
    x = 422,070,329.31/32,131.08
  6. Step 6: Final answer
    x = 13,135.89

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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.