Home / 32,516.16-48,744.66-12,512.88

Finding the Fourth Proportional to 32,516.16, 48,744.66 and 12,512.88

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Solution

The fourth proportional to 32,516.16, 48,744.66 and 12,512.88 is: 18,757.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,516.16 : 48,744.66 = 12,512.88 : x
  2. Step 2: Convert to fraction form
    32,516.16/48,744.66 = 12,512.88/x
  3. Step 3: Cross multiply
    32,516.16x = 48,744.66 × 12,512.88
  4. Step 4: Simplify right side
    32,516.16x = 609,936,092.95
  5. Step 5: Solve for x
    x = 609,936,092.95/32,516.16
  6. Step 6: Final answer
    x = 18,757.94

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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.