Home / 13,862.37-20,791.11-4,003.05

Finding the Fourth Proportional to 13,862.37, 20,791.11 and 4,003.05

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Solution

The fourth proportional to 13,862.37, 20,791.11 and 4,003.05 is: 6,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862.37 : 20,791.11 = 4,003.05 : x
  2. Step 2: Convert to fraction form
    13,862.37/20,791.11 = 4,003.05/x
  3. Step 3: Cross multiply
    13,862.37x = 20,791.11 × 4,003.05
  4. Step 4: Simplify right side
    13,862.37x = 83,227,852.89
  5. Step 5: Solve for x
    x = 83,227,852.89/13,862.37
  6. Step 6: Final answer
    x = 6,003.87

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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.