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Finding the Fourth Proportional to 26,475.97, 36,505.97 and 19,749.92

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Solution

The fourth proportional to 26,475.97, 36,505.97 and 19,749.92 is: 27,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,475.97 : 36,505.97 = 19,749.92 : x
  2. Step 2: Convert to fraction form
    26,475.97/36,505.97 = 19,749.92/x
  3. Step 3: Cross multiply
    26,475.97x = 36,505.97 × 19,749.92
  4. Step 4: Simplify right side
    26,475.97x = 720,989,987.02
  5. Step 5: Solve for x
    x = 720,989,987.02/26,475.97
  6. Step 6: Final answer
    x = 27,231.86

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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.