Home / 26,126.83-39,187.20-9,257.92

Finding the Fourth Proportional to 26,126.83, 39,187.20 and 9,257.92

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Solution

The fourth proportional to 26,126.83, 39,187.20 and 9,257.92 is: 13,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.83 : 39,187.20 = 9,257.92 : x
  2. Step 2: Convert to fraction form
    26,126.83/39,187.20 = 9,257.92/x
  3. Step 3: Cross multiply
    26,126.83x = 39,187.20 × 9,257.92
  4. Step 4: Simplify right side
    26,126.83x = 362,791,766.69
  5. Step 5: Solve for x
    x = 362,791,766.69/26,126.83
  6. Step 6: Final answer
    x = 13,885.80

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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.