Home / 13,727.04-20,590.52-4,961.96

Finding the Fourth Proportional to 13,727.04, 20,590.52 and 4,961.96

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Solution

The fourth proportional to 13,727.04, 20,590.52 and 4,961.96 is: 7,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.04 : 20,590.52 = 4,961.96 : x
  2. Step 2: Convert to fraction form
    13,727.04/20,590.52 = 4,961.96/x
  3. Step 3: Cross multiply
    13,727.04x = 20,590.52 × 4,961.96
  4. Step 4: Simplify right side
    13,727.04x = 102,169,336.62
  5. Step 5: Solve for x
    x = 102,169,336.62/13,727.04
  6. Step 6: Final answer
    x = 7,442.93

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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.