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Finding the Fourth Proportional to 26,348.88, 36,361.60 and 14,863.88

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Solution

The fourth proportional to 26,348.88, 36,361.60 and 14,863.88 is: 20,512.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,348.88 : 36,361.60 = 14,863.88 : x
  2. Step 2: Convert to fraction form
    26,348.88/36,361.60 = 14,863.88/x
  3. Step 3: Cross multiply
    26,348.88x = 36,361.60 × 14,863.88
  4. Step 4: Simplify right side
    26,348.88x = 540,474,459.01
  5. Step 5: Solve for x
    x = 540,474,459.01/26,348.88
  6. Step 6: Final answer
    x = 20,512.24

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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.