Home / 13,889.73-20,835.96-4,529.37

Finding the Fourth Proportional to 13,889.73, 20,835.96 and 4,529.37

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Solution

The fourth proportional to 13,889.73, 20,835.96 and 4,529.37 is: 6,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,889.73 : 20,835.96 = 4,529.37 : x
  2. Step 2: Convert to fraction form
    13,889.73/20,835.96 = 4,529.37/x
  3. Step 3: Cross multiply
    13,889.73x = 20,835.96 × 4,529.37
  4. Step 4: Simplify right side
    13,889.73x = 94,373,728.83
  5. Step 5: Solve for x
    x = 94,373,728.83/13,889.73
  6. Step 6: Final answer
    x = 6,794.50

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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.