Home / 26,270.55-39,404.37-8,500.86

Finding the Fourth Proportional to 26,270.55, 39,404.37 and 8,500.86

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Solution

The fourth proportional to 26,270.55, 39,404.37 and 8,500.86 is: 12,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.55 : 39,404.37 = 8,500.86 : x
  2. Step 2: Convert to fraction form
    26,270.55/39,404.37 = 8,500.86/x
  3. Step 3: Cross multiply
    26,270.55x = 39,404.37 × 8,500.86
  4. Step 4: Simplify right side
    26,270.55x = 334,971,032.76
  5. Step 5: Solve for x
    x = 334,971,032.76/26,270.55
  6. Step 6: Final answer
    x = 12,750.82

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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.