Home / 14,396.46-21,590.52-6,078.36

Finding the Fourth Proportional to 14,396.46, 21,590.52 and 6,078.36

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Solution

The fourth proportional to 14,396.46, 21,590.52 and 6,078.36 is: 9,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.46 : 21,590.52 = 6,078.36 : x
  2. Step 2: Convert to fraction form
    14,396.46/21,590.52 = 6,078.36/x
  3. Step 3: Cross multiply
    14,396.46x = 21,590.52 × 6,078.36
  4. Step 4: Simplify right side
    14,396.46x = 131,234,953.15
  5. Step 5: Solve for x
    x = 131,234,953.15/14,396.46
  6. Step 6: Final answer
    x = 9,115.78

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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.