Home / 26,140.64-39,188.92-11,338.41

Finding the Fourth Proportional to 26,140.64, 39,188.92 and 11,338.41

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Solution

The fourth proportional to 26,140.64, 39,188.92 and 11,338.41 is: 16,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.64 : 39,188.92 = 11,338.41 : x
  2. Step 2: Convert to fraction form
    26,140.64/39,188.92 = 11,338.41/x
  3. Step 3: Cross multiply
    26,140.64x = 39,188.92 × 11,338.41
  4. Step 4: Simplify right side
    26,140.64x = 444,339,985.73
  5. Step 5: Solve for x
    x = 444,339,985.73/26,140.64
  6. Step 6: Final answer
    x = 16,998.05

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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.