Home / 14,695.11-20,279.30-8,727.03

Finding the Fourth Proportional to 14,695.11, 20,279.30 and 8,727.03

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Solution

The fourth proportional to 14,695.11, 20,279.30 and 8,727.03 is: 12,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,695.11 : 20,279.30 = 8,727.03 : x
  2. Step 2: Convert to fraction form
    14,695.11/20,279.30 = 8,727.03/x
  3. Step 3: Cross multiply
    14,695.11x = 20,279.30 × 8,727.03
  4. Step 4: Simplify right side
    14,695.11x = 176,978,015.84
  5. Step 5: Solve for x
    x = 176,978,015.84/14,695.11
  6. Step 6: Final answer
    x = 12,043.33

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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.