Home / 26,813.01-36,997.79-15,327.75

Finding the Fourth Proportional to 26,813.01, 36,997.79 and 15,327.75

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Solution

The fourth proportional to 26,813.01, 36,997.79 and 15,327.75 is: 21,149.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,813.01 : 36,997.79 = 15,327.75 : x
  2. Step 2: Convert to fraction form
    26,813.01/36,997.79 = 15,327.75/x
  3. Step 3: Cross multiply
    26,813.01x = 36,997.79 × 15,327.75
  4. Step 4: Simplify right side
    26,813.01x = 567,092,799.03
  5. Step 5: Solve for x
    x = 567,092,799.03/26,813.01
  6. Step 6: Final answer
    x = 21,149.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.