Home / 13,944.26-20,916.39-3,556.01

Finding the Fourth Proportional to 13,944.26, 20,916.39 and 3,556.01

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Solution

The fourth proportional to 13,944.26, 20,916.39 and 3,556.01 is: 5,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.26 : 20,916.39 = 3,556.01 : x
  2. Step 2: Convert to fraction form
    13,944.26/20,916.39 = 3,556.01/x
  3. Step 3: Cross multiply
    13,944.26x = 20,916.39 × 3,556.01
  4. Step 4: Simplify right side
    13,944.26x = 74,378,892.00
  5. Step 5: Solve for x
    x = 74,378,892.00/13,944.26
  6. Step 6: Final answer
    x = 5,334.02

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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.