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Finding the Fourth Proportional to 32,654.22, 48,980.30 and 9,280.64

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Solution

The fourth proportional to 32,654.22, 48,980.30 and 9,280.64 is: 13,920.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,654.22 : 48,980.30 = 9,280.64 : x
  2. Step 2: Convert to fraction form
    32,654.22/48,980.30 = 9,280.64/x
  3. Step 3: Cross multiply
    32,654.22x = 48,980.30 × 9,280.64
  4. Step 4: Simplify right side
    32,654.22x = 454,568,240.09
  5. Step 5: Solve for x
    x = 454,568,240.09/32,654.22
  6. Step 6: Final answer
    x = 13,920.66

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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.