Home / 13,729.83-20,594.73-3,867.82

Finding the Fourth Proportional to 13,729.83, 20,594.73 and 3,867.82

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Solution

The fourth proportional to 13,729.83, 20,594.73 and 3,867.82 is: 5,801.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729.83 : 20,594.73 = 3,867.82 : x
  2. Step 2: Convert to fraction form
    13,729.83/20,594.73 = 3,867.82/x
  3. Step 3: Cross multiply
    13,729.83x = 20,594.73 × 3,867.82
  4. Step 4: Simplify right side
    13,729.83x = 79,656,671.61
  5. Step 5: Solve for x
    x = 79,656,671.61/13,729.83
  6. Step 6: Final answer
    x = 5,801.72

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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.