Home / 13,118.11-19,672.32-4,795.67

Finding the Fourth Proportional to 13,118.11, 19,672.32 and 4,795.67

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Solution

The fourth proportional to 13,118.11, 19,672.32 and 4,795.67 is: 7,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,118.11 : 19,672.32 = 4,795.67 : x
  2. Step 2: Convert to fraction form
    13,118.11/19,672.32 = 4,795.67/x
  3. Step 3: Cross multiply
    13,118.11x = 19,672.32 × 4,795.67
  4. Step 4: Simplify right side
    13,118.11x = 94,341,954.85
  5. Step 5: Solve for x
    x = 94,341,954.85/13,118.11
  6. Step 6: Final answer
    x = 7,191.73

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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.