Home / 27,683.70-41,517.45-9,912.30

Finding the Fourth Proportional to 27,683.70, 41,517.45 and 9,912.30

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Solution

The fourth proportional to 27,683.70, 41,517.45 and 9,912.30 is: 14,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,683.70 : 41,517.45 = 9,912.30 : x
  2. Step 2: Convert to fraction form
    27,683.70/41,517.45 = 9,912.30/x
  3. Step 3: Cross multiply
    27,683.70x = 41,517.45 × 9,912.30
  4. Step 4: Simplify right side
    27,683.70x = 411,533,419.64
  5. Step 5: Solve for x
    x = 411,533,419.64/27,683.70
  6. Step 6: Final answer
    x = 14,865.55

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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.