Home / 38,817.70-58,226.55-11,115.70

Finding the Fourth Proportional to 38,817.70, 58,226.55 and 11,115.70

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Solution

The fourth proportional to 38,817.70, 58,226.55 and 11,115.70 is: 16,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,817.70 : 58,226.55 = 11,115.70 : x
  2. Step 2: Convert to fraction form
    38,817.70/58,226.55 = 11,115.70/x
  3. Step 3: Cross multiply
    38,817.70x = 58,226.55 × 11,115.70
  4. Step 4: Simplify right side
    38,817.70x = 647,228,861.84
  5. Step 5: Solve for x
    x = 647,228,861.84/38,817.70
  6. Step 6: Final answer
    x = 16,673.55

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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.