Home / 26,171.34-39,262.68-8,397.87

Finding the Fourth Proportional to 26,171.34, 39,262.68 and 8,397.87

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Solution

The fourth proportional to 26,171.34, 39,262.68 and 8,397.87 is: 12,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,171.34 : 39,262.68 = 8,397.87 : x
  2. Step 2: Convert to fraction form
    26,171.34/39,262.68 = 8,397.87/x
  3. Step 3: Cross multiply
    26,171.34x = 39,262.68 × 8,397.87
  4. Step 4: Simplify right side
    26,171.34x = 329,722,882.49
  5. Step 5: Solve for x
    x = 329,722,882.49/26,171.34
  6. Step 6: Final answer
    x = 12,598.62

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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.