Home / 19,289.58-28,933.11-6,151.38

Finding the Fourth Proportional to 19,289.58, 28,933.11 and 6,151.38

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Solution

The fourth proportional to 19,289.58, 28,933.11 and 6,151.38 is: 9,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.58 : 28,933.11 = 6,151.38 : x
  2. Step 2: Convert to fraction form
    19,289.58/28,933.11 = 6,151.38/x
  3. Step 3: Cross multiply
    19,289.58x = 28,933.11 × 6,151.38
  4. Step 4: Simplify right side
    19,289.58x = 177,978,554.19
  5. Step 5: Solve for x
    x = 177,978,554.19/19,289.58
  6. Step 6: Final answer
    x = 9,226.67

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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.