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Finding the Fourth Proportional to 32,428.62, 48,613.68 and 16,798.86

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Solution

The fourth proportional to 32,428.62, 48,613.68 and 16,798.86 is: 25,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,428.62 : 48,613.68 = 16,798.86 : x
  2. Step 2: Convert to fraction form
    32,428.62/48,613.68 = 16,798.86/x
  3. Step 3: Cross multiply
    32,428.62x = 48,613.68 × 16,798.86
  4. Step 4: Simplify right side
    32,428.62x = 816,654,404.40
  5. Step 5: Solve for x
    x = 816,654,404.40/32,428.62
  6. Step 6: Final answer
    x = 25,183.14

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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.