Home / 34,015.88-51,023.86-18,531.92

Finding the Fourth Proportional to 34,015.88, 51,023.86 and 18,531.92

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Solution

The fourth proportional to 34,015.88, 51,023.86 and 18,531.92 is: 27,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,015.88 : 51,023.86 = 18,531.92 : x
  2. Step 2: Convert to fraction form
    34,015.88/51,023.86 = 18,531.92/x
  3. Step 3: Cross multiply
    34,015.88x = 51,023.86 × 18,531.92
  4. Step 4: Simplify right side
    34,015.88x = 945,570,172.84
  5. Step 5: Solve for x
    x = 945,570,172.84/34,015.88
  6. Step 6: Final answer
    x = 27,797.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.