Home / 26,677.44-39,977.78-19,601.88

Finding the Fourth Proportional to 26,677.44, 39,977.78 and 19,601.88

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Solution

The fourth proportional to 26,677.44, 39,977.78 and 19,601.88 is: 29,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,677.44 : 39,977.78 = 19,601.88 : x
  2. Step 2: Convert to fraction form
    26,677.44/39,977.78 = 19,601.88/x
  3. Step 3: Cross multiply
    26,677.44x = 39,977.78 × 19,601.88
  4. Step 4: Simplify right side
    26,677.44x = 783,639,548.22
  5. Step 5: Solve for x
    x = 783,639,548.22/26,677.44
  6. Step 6: Final answer
    x = 29,374.62

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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.