Home / 14,296.60-21,449.24-6,899.68

Finding the Fourth Proportional to 14,296.60, 21,449.24 and 6,899.68

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Solution

The fourth proportional to 14,296.60, 21,449.24 and 6,899.68 is: 10,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.60 : 21,449.24 = 6,899.68 : x
  2. Step 2: Convert to fraction form
    14,296.60/21,449.24 = 6,899.68/x
  3. Step 3: Cross multiply
    14,296.60x = 21,449.24 × 6,899.68
  4. Step 4: Simplify right side
    14,296.60x = 147,992,750.50
  5. Step 5: Solve for x
    x = 147,992,750.50/14,296.60
  6. Step 6: Final answer
    x = 10,351.61

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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.