Home / 25,467.72-38,195.01-7,928.52

Finding the Fourth Proportional to 25,467.72, 38,195.01 and 7,928.52

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Solution

The fourth proportional to 25,467.72, 38,195.01 and 7,928.52 is: 11,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,467.72 : 38,195.01 = 7,928.52 : x
  2. Step 2: Convert to fraction form
    25,467.72/38,195.01 = 7,928.52/x
  3. Step 3: Cross multiply
    25,467.72x = 38,195.01 × 7,928.52
  4. Step 4: Simplify right side
    25,467.72x = 302,829,900.69
  5. Step 5: Solve for x
    x = 302,829,900.69/25,467.72
  6. Step 6: Final answer
    x = 11,890.73

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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.