Home / 14,098.70-21,150.50-4,739.63

Finding the Fourth Proportional to 14,098.70, 21,150.50 and 4,739.63

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Solution

The fourth proportional to 14,098.70, 21,150.50 and 4,739.63 is: 7,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.70 : 21,150.50 = 4,739.63 : x
  2. Step 2: Convert to fraction form
    14,098.70/21,150.50 = 4,739.63/x
  3. Step 3: Cross multiply
    14,098.70x = 21,150.50 × 4,739.63
  4. Step 4: Simplify right side
    14,098.70x = 100,245,414.86
  5. Step 5: Solve for x
    x = 100,245,414.86/14,098.70
  6. Step 6: Final answer
    x = 7,110.26

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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.