Home / 20,198.10-30,232.35-14,366.10

Finding the Fourth Proportional to 20,198.10, 30,232.35 and 14,366.10

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Solution

The fourth proportional to 20,198.10, 30,232.35 and 14,366.10 is: 21,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,198.10 : 30,232.35 = 14,366.10 : x
  2. Step 2: Convert to fraction form
    20,198.10/30,232.35 = 14,366.10/x
  3. Step 3: Cross multiply
    20,198.10x = 30,232.35 × 14,366.10
  4. Step 4: Simplify right side
    20,198.10x = 434,320,963.34
  5. Step 5: Solve for x
    x = 434,320,963.34/20,198.10
  6. Step 6: Final answer
    x = 21,503.06

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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.