Home / 27,217.42-40,827.65-8,500.04

Finding the Fourth Proportional to 27,217.42, 40,827.65 and 8,500.04

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Solution

The fourth proportional to 27,217.42, 40,827.65 and 8,500.04 is: 12,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.42 : 40,827.65 = 8,500.04 : x
  2. Step 2: Convert to fraction form
    27,217.42/40,827.65 = 8,500.04/x
  3. Step 3: Cross multiply
    27,217.42x = 40,827.65 × 8,500.04
  4. Step 4: Simplify right side
    27,217.42x = 347,036,564.57
  5. Step 5: Solve for x
    x = 347,036,564.57/27,217.42
  6. Step 6: Final answer
    x = 12,750.53

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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.