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Finding the Fourth Proportional to 26,103.10, 36,014.02 and 15,344.54

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Solution

The fourth proportional to 26,103.10, 36,014.02 and 15,344.54 is: 21,170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,103.10 : 36,014.02 = 15,344.54 : x
  2. Step 2: Convert to fraction form
    26,103.10/36,014.02 = 15,344.54/x
  3. Step 3: Cross multiply
    26,103.10x = 36,014.02 × 15,344.54
  4. Step 4: Simplify right side
    26,103.10x = 552,618,584.17
  5. Step 5: Solve for x
    x = 552,618,584.17/26,103.10
  6. Step 6: Final answer
    x = 21,170.61

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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.