Home / 35,274.39-48,671.06-20,361.75

Finding the Fourth Proportional to 35,274.39, 48,671.06 and 20,361.75

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Solution

The fourth proportional to 35,274.39, 48,671.06 and 20,361.75 is: 28,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,274.39 : 48,671.06 = 20,361.75 : x
  2. Step 2: Convert to fraction form
    35,274.39/48,671.06 = 20,361.75/x
  3. Step 3: Cross multiply
    35,274.39x = 48,671.06 × 20,361.75
  4. Step 4: Simplify right side
    35,274.39x = 991,027,854.15
  5. Step 5: Solve for x
    x = 991,027,854.15/35,274.39
  6. Step 6: Final answer
    x = 28,094.83

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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.