Home / 14,174.96-21,255.44-5,289.93

Finding the Fourth Proportional to 14,174.96, 21,255.44 and 5,289.93

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Solution

The fourth proportional to 14,174.96, 21,255.44 and 5,289.93 is: 7,932.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.96 : 21,255.44 = 5,289.93 : x
  2. Step 2: Convert to fraction form
    14,174.96/21,255.44 = 5,289.93/x
  3. Step 3: Cross multiply
    14,174.96x = 21,255.44 × 5,289.93
  4. Step 4: Simplify right side
    14,174.96x = 112,439,763.27
  5. Step 5: Solve for x
    x = 112,439,763.27/14,174.96
  6. Step 6: Final answer
    x = 7,932.28

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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.