Home / 26,665.05-39,998.25-9,134.76

Finding the Fourth Proportional to 26,665.05, 39,998.25 and 9,134.76

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Solution

The fourth proportional to 26,665.05, 39,998.25 and 9,134.76 is: 13,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.05 : 39,998.25 = 9,134.76 : x
  2. Step 2: Convert to fraction form
    26,665.05/39,998.25 = 9,134.76/x
  3. Step 3: Cross multiply
    26,665.05x = 39,998.25 × 9,134.76
  4. Step 4: Simplify right side
    26,665.05x = 365,374,414.17
  5. Step 5: Solve for x
    x = 365,374,414.17/26,665.05
  6. Step 6: Final answer
    x = 13,702.37

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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.