Home / 14,049.05-19,385.93-8,745.57

Finding the Fourth Proportional to 14,049.05, 19,385.93 and 8,745.57

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Solution

The fourth proportional to 14,049.05, 19,385.93 and 8,745.57 is: 12,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.05 : 19,385.93 = 8,745.57 : x
  2. Step 2: Convert to fraction form
    14,049.05/19,385.93 = 8,745.57/x
  3. Step 3: Cross multiply
    14,049.05x = 19,385.93 × 8,745.57
  4. Step 4: Simplify right side
    14,049.05x = 169,541,029.69
  5. Step 5: Solve for x
    x = 169,541,029.69/14,049.05
  6. Step 6: Final answer
    x = 12,067.80

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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.