Home / 16,679.43-25,019.10-4,992.66

Finding the Fourth Proportional to 16,679.43, 25,019.10 and 4,992.66

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Solution

The fourth proportional to 16,679.43, 25,019.10 and 4,992.66 is: 7,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.43 : 25,019.10 = 4,992.66 : x
  2. Step 2: Convert to fraction form
    16,679.43/25,019.10 = 4,992.66/x
  3. Step 3: Cross multiply
    16,679.43x = 25,019.10 × 4,992.66
  4. Step 4: Simplify right side
    16,679.43x = 124,911,859.81
  5. Step 5: Solve for x
    x = 124,911,859.81/16,679.43
  6. Step 6: Final answer
    x = 7,488.98

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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.