Home / 12,299.24-18,449.04-11,701.64

Finding the Fourth Proportional to 12,299.24, 18,449.04 and 11,701.64

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Solution

The fourth proportional to 12,299.24, 18,449.04 and 11,701.64 is: 17,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.24 : 18,449.04 = 11,701.64 : x
  2. Step 2: Convert to fraction form
    12,299.24/18,449.04 = 11,701.64/x
  3. Step 3: Cross multiply
    12,299.24x = 18,449.04 × 11,701.64
  4. Step 4: Simplify right side
    12,299.24x = 215,884,024.43
  5. Step 5: Solve for x
    x = 215,884,024.43/12,299.24
  6. Step 6: Final answer
    x = 17,552.63

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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.