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Finding the Fourth Proportional to 32,986.88, 49,480.96 and 9,613.44

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Solution

The fourth proportional to 32,986.88, 49,480.96 and 9,613.44 is: 14,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,986.88 : 49,480.96 = 9,613.44 : x
  2. Step 2: Convert to fraction form
    32,986.88/49,480.96 = 9,613.44/x
  3. Step 3: Cross multiply
    32,986.88x = 49,480.96 × 9,613.44
  4. Step 4: Simplify right side
    32,986.88x = 475,682,240.10
  5. Step 5: Solve for x
    x = 475,682,240.10/32,986.88
  6. Step 6: Final answer
    x = 14,420.35

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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.