Home / 14,713.25-20,305.23-8,253.49

Finding the Fourth Proportional to 14,713.25, 20,305.23 and 8,253.49

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Solution

The fourth proportional to 14,713.25, 20,305.23 and 8,253.49 is: 11,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.25 : 20,305.23 = 8,253.49 : x
  2. Step 2: Convert to fraction form
    14,713.25/20,305.23 = 8,253.49/x
  3. Step 3: Cross multiply
    14,713.25x = 20,305.23 × 8,253.49
  4. Step 4: Simplify right side
    14,713.25x = 167,589,012.75
  5. Step 5: Solve for x
    x = 167,589,012.75/14,713.25
  6. Step 6: Final answer
    x = 11,390.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.