Home / 14,950.09-20,631.25-8,235.73

Finding the Fourth Proportional to 14,950.09, 20,631.25 and 8,235.73

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Solution

The fourth proportional to 14,950.09, 20,631.25 and 8,235.73 is: 11,365.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,950.09 : 20,631.25 = 8,235.73 : x
  2. Step 2: Convert to fraction form
    14,950.09/20,631.25 = 8,235.73/x
  3. Step 3: Cross multiply
    14,950.09x = 20,631.25 × 8,235.73
  4. Step 4: Simplify right side
    14,950.09x = 169,913,404.56
  5. Step 5: Solve for x
    x = 169,913,404.56/14,950.09
  6. Step 6: Final answer
    x = 11,365.38

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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.