Home / 13,694.64-20,552.30-6,673.56

Finding the Fourth Proportional to 13,694.64, 20,552.30 and 6,673.56

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Solution

The fourth proportional to 13,694.64, 20,552.30 and 6,673.56 is: 10,015.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.64 : 20,552.30 = 6,673.56 : x
  2. Step 2: Convert to fraction form
    13,694.64/20,552.30 = 6,673.56/x
  3. Step 3: Cross multiply
    13,694.64x = 20,552.30 × 6,673.56
  4. Step 4: Simplify right side
    13,694.64x = 137,157,007.19
  5. Step 5: Solve for x
    x = 137,157,007.19/13,694.64
  6. Step 6: Final answer
    x = 10,015.38

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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.