Home / 14,408.27-19,890.05-10,162.79

Finding the Fourth Proportional to 14,408.27, 19,890.05 and 10,162.79

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Solution

The fourth proportional to 14,408.27, 19,890.05 and 10,162.79 is: 14,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.27 : 19,890.05 = 10,162.79 : x
  2. Step 2: Convert to fraction form
    14,408.27/19,890.05 = 10,162.79/x
  3. Step 3: Cross multiply
    14,408.27x = 19,890.05 × 10,162.79
  4. Step 4: Simplify right side
    14,408.27x = 202,138,250.98
  5. Step 5: Solve for x
    x = 202,138,250.98/14,408.27
  6. Step 6: Final answer
    x = 14,029.33

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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.