Home / 26,665.26-39,997.89-10,237.74

Finding the Fourth Proportional to 26,665.26, 39,997.89 and 10,237.74

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Solution

The fourth proportional to 26,665.26, 39,997.89 and 10,237.74 is: 15,356.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.26 : 39,997.89 = 10,237.74 : x
  2. Step 2: Convert to fraction form
    26,665.26/39,997.89 = 10,237.74/x
  3. Step 3: Cross multiply
    26,665.26x = 39,997.89 × 10,237.74
  4. Step 4: Simplify right side
    26,665.26x = 409,487,998.37
  5. Step 5: Solve for x
    x = 409,487,998.37/26,665.26
  6. Step 6: Final answer
    x = 15,356.61

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Double scale
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Similar ratio
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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.