Home / 13,465.70-20,201.46-4,105.48

Finding the Fourth Proportional to 13,465.70, 20,201.46 and 4,105.48

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Solution

The fourth proportional to 13,465.70, 20,201.46 and 4,105.48 is: 6,159.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.70 : 20,201.46 = 4,105.48 : x
  2. Step 2: Convert to fraction form
    13,465.70/20,201.46 = 4,105.48/x
  3. Step 3: Cross multiply
    13,465.70x = 20,201.46 × 4,105.48
  4. Step 4: Simplify right side
    13,465.70x = 82,936,690.00
  5. Step 5: Solve for x
    x = 82,936,690.00/13,465.70
  6. Step 6: Final answer
    x = 6,159.11

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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.