Home / 19,266.32-28,879.68-9,256.04

Finding the Fourth Proportional to 19,266.32, 28,879.68 and 9,256.04

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Solution

The fourth proportional to 19,266.32, 28,879.68 and 9,256.04 is: 13,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.32 : 28,879.68 = 9,256.04 : x
  2. Step 2: Convert to fraction form
    19,266.32/28,879.68 = 9,256.04/x
  3. Step 3: Cross multiply
    19,266.32x = 28,879.68 × 9,256.04
  4. Step 4: Simplify right side
    19,266.32x = 267,311,328.87
  5. Step 5: Solve for x
    x = 267,311,328.87/19,266.32
  6. Step 6: Final answer
    x = 13,874.54

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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.