Home / 14,945.35-20,624.59-8,230.97

Finding the Fourth Proportional to 14,945.35, 20,624.59 and 8,230.97

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Solution

The fourth proportional to 14,945.35, 20,624.59 and 8,230.97 is: 11,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.35 : 20,624.59 = 8,230.97 : x
  2. Step 2: Convert to fraction form
    14,945.35/20,624.59 = 8,230.97/x
  3. Step 3: Cross multiply
    14,945.35x = 20,624.59 × 8,230.97
  4. Step 4: Simplify right side
    14,945.35x = 169,760,237.27
  5. Step 5: Solve for x
    x = 169,760,237.27/14,945.35
  6. Step 6: Final answer
    x = 11,358.73

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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.