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Finding the Fourth Proportional to 13,791.00, 20,684.01 and 5,897.95

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Solution

The fourth proportional to 13,791.00, 20,684.01 and 5,897.95 is: 8,845.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.00 : 20,684.01 = 5,897.95 : x
  2. Step 2: Convert to fraction form
    13,791.00/20,684.01 = 5,897.95/x
  3. Step 3: Cross multiply
    13,791.00x = 20,684.01 × 5,897.95
  4. Step 4: Simplify right side
    13,791.00x = 121,993,282.63
  5. Step 5: Solve for x
    x = 121,993,282.63/13,791.00
  6. Step 6: Final answer
    x = 8,845.86

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1.5x scale

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.