Home / 14,540.54-20,066.56-8,253.50

Finding the Fourth Proportional to 14,540.54, 20,066.56 and 8,253.50

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Solution

The fourth proportional to 14,540.54, 20,066.56 and 8,253.50 is: 11,390.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.54 : 20,066.56 = 8,253.50 : x
  2. Step 2: Convert to fraction form
    14,540.54/20,066.56 = 8,253.50/x
  3. Step 3: Cross multiply
    14,540.54x = 20,066.56 × 8,253.50
  4. Step 4: Simplify right side
    14,540.54x = 165,619,231.99
  5. Step 5: Solve for x
    x = 165,619,231.99/14,540.54
  6. Step 6: Final answer
    x = 11,390.17

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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.