Home / 16,489.07-24,741.73-7,722.47

Finding the Fourth Proportional to 16,489.07, 24,741.73 and 7,722.47

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Solution

The fourth proportional to 16,489.07, 24,741.73 and 7,722.47 is: 11,587.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489.07 : 24,741.73 = 7,722.47 : x
  2. Step 2: Convert to fraction form
    16,489.07/24,741.73 = 7,722.47/x
  3. Step 3: Cross multiply
    16,489.07x = 24,741.73 × 7,722.47
  4. Step 4: Simplify right side
    16,489.07x = 191,067,229.06
  5. Step 5: Solve for x
    x = 191,067,229.06/16,489.07
  6. Step 6: Final answer
    x = 11,587.51

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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.