Home / 26,516.10-39,687.60-19,494.25

Finding the Fourth Proportional to 26,516.10, 39,687.60 and 19,494.25

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Solution

The fourth proportional to 26,516.10, 39,687.60 and 19,494.25 is: 29,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,516.10 : 39,687.60 = 19,494.25 : x
  2. Step 2: Convert to fraction form
    26,516.10/39,687.60 = 19,494.25/x
  3. Step 3: Cross multiply
    26,516.10x = 39,687.60 × 19,494.25
  4. Step 4: Simplify right side
    26,516.10x = 773,679,996.30
  5. Step 5: Solve for x
    x = 773,679,996.30/26,516.10
  6. Step 6: Final answer
    x = 29,177.74

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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.