Home / 38,492.70-57,742.83-15,998.73

Finding the Fourth Proportional to 38,492.70, 57,742.83 and 15,998.73

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Solution

The fourth proportional to 38,492.70, 57,742.83 and 15,998.73 is: 23,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,492.70 : 57,742.83 = 15,998.73 : x
  2. Step 2: Convert to fraction form
    38,492.70/57,742.83 = 15,998.73/x
  3. Step 3: Cross multiply
    38,492.70x = 57,742.83 × 15,998.73
  4. Step 4: Simplify right side
    38,492.70x = 923,811,946.61
  5. Step 5: Solve for x
    x = 923,811,946.61/38,492.70
  6. Step 6: Final answer
    x = 23,999.67

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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.