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Finding the Fourth Proportional to 32,210.68, 48,310.44 and 8,518.48

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Solution

The fourth proportional to 32,210.68, 48,310.44 and 8,518.48 is: 12,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,210.68 : 48,310.44 = 8,518.48 : x
  2. Step 2: Convert to fraction form
    32,210.68/48,310.44 = 8,518.48/x
  3. Step 3: Cross multiply
    32,210.68x = 48,310.44 × 8,518.48
  4. Step 4: Simplify right side
    32,210.68x = 411,531,516.93
  5. Step 5: Solve for x
    x = 411,531,516.93/32,210.68
  6. Step 6: Final answer
    x = 12,776.24

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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.