Home / 41,905.23-62,856.45-18,212.76

Finding the Fourth Proportional to 41,905.23, 62,856.45 and 18,212.76

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Solution

The fourth proportional to 41,905.23, 62,856.45 and 18,212.76 is: 27,318.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,905.23 : 62,856.45 = 18,212.76 : x
  2. Step 2: Convert to fraction form
    41,905.23/62,856.45 = 18,212.76/x
  3. Step 3: Cross multiply
    41,905.23x = 62,856.45 × 18,212.76
  4. Step 4: Simplify right side
    41,905.23x = 1,144,789,438.30
  5. Step 5: Solve for x
    x = 1,144,789,438.30/41,905.23
  6. Step 6: Final answer
    x = 27,318.53

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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.