Home / 13,970.44-20,954.70-5,201.32

Finding the Fourth Proportional to 13,970.44, 20,954.70 and 5,201.32

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Solution

The fourth proportional to 13,970.44, 20,954.70 and 5,201.32 is: 7,801.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970.44 : 20,954.70 = 5,201.32 : x
  2. Step 2: Convert to fraction form
    13,970.44/20,954.70 = 5,201.32/x
  3. Step 3: Cross multiply
    13,970.44x = 20,954.70 × 5,201.32
  4. Step 4: Simplify right side
    13,970.44x = 108,992,100.20
  5. Step 5: Solve for x
    x = 108,992,100.20/13,970.44
  6. Step 6: Final answer
    x = 7,801.62

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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.