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Finding the Fourth Proportional to 32,613.53, 48,926.57 and 13,893.21

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Solution

The fourth proportional to 32,613.53, 48,926.57 and 13,893.21 is: 20,842.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,613.53 : 48,926.57 = 13,893.21 : x
  2. Step 2: Convert to fraction form
    32,613.53/48,926.57 = 13,893.21/x
  3. Step 3: Cross multiply
    32,613.53x = 48,926.57 × 13,893.21
  4. Step 4: Simplify right side
    32,613.53x = 679,747,042.12
  5. Step 5: Solve for x
    x = 679,747,042.12/32,613.53
  6. Step 6: Final answer
    x = 20,842.49

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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.