Home / 13,414.92-20,119.36-4,054.56

Finding the Fourth Proportional to 13,414.92, 20,119.36 and 4,054.56

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Solution

The fourth proportional to 13,414.92, 20,119.36 and 4,054.56 is: 6,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,414.92 : 20,119.36 = 4,054.56 : x
  2. Step 2: Convert to fraction form
    13,414.92/20,119.36 = 4,054.56/x
  3. Step 3: Cross multiply
    13,414.92x = 20,119.36 × 4,054.56
  4. Step 4: Simplify right side
    13,414.92x = 81,575,152.28
  5. Step 5: Solve for x
    x = 81,575,152.28/13,414.92
  6. Step 6: Final answer
    x = 6,080.93

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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.