Home / 38,690.92-58,033.97-13,727.69

Finding the Fourth Proportional to 38,690.92, 58,033.97 and 13,727.69

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Solution

The fourth proportional to 38,690.92, 58,033.97 and 13,727.69 is: 20,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,690.92 : 58,033.97 = 13,727.69 : x
  2. Step 2: Convert to fraction form
    38,690.92/58,033.97 = 13,727.69/x
  3. Step 3: Cross multiply
    38,690.92x = 58,033.97 × 13,727.69
  4. Step 4: Simplify right side
    38,690.92x = 796,672,349.63
  5. Step 5: Solve for x
    x = 796,672,349.63/38,690.92
  6. Step 6: Final answer
    x = 20,590.68

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1.5x scale

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.