Home / 38,809.14-58,207.77-12,511.14

Finding the Fourth Proportional to 38,809.14, 58,207.77 and 12,511.14

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Solution

The fourth proportional to 38,809.14, 58,207.77 and 12,511.14 is: 18,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809.14 : 58,207.77 = 12,511.14 : x
  2. Step 2: Convert to fraction form
    38,809.14/58,207.77 = 12,511.14/x
  3. Step 3: Cross multiply
    38,809.14x = 58,207.77 × 12,511.14
  4. Step 4: Simplify right side
    38,809.14x = 728,245,559.56
  5. Step 5: Solve for x
    x = 728,245,559.56/38,809.14
  6. Step 6: Final answer
    x = 18,764.80

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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.