Home / 14,539.44-20,063.68-8,251.68

Finding the Fourth Proportional to 14,539.44, 20,063.68 and 8,251.68

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Solution

The fourth proportional to 14,539.44, 20,063.68 and 8,251.68 is: 11,386.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.44 : 20,063.68 = 8,251.68 : x
  2. Step 2: Convert to fraction form
    14,539.44/20,063.68 = 8,251.68/x
  3. Step 3: Cross multiply
    14,539.44x = 20,063.68 × 8,251.68
  4. Step 4: Simplify right side
    14,539.44x = 165,559,066.98
  5. Step 5: Solve for x
    x = 165,559,066.98/14,539.44
  6. Step 6: Final answer
    x = 11,386.89

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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.