Home / 14,440.57-21,651.26-5,205.37

Finding the Fourth Proportional to 14,440.57, 21,651.26 and 5,205.37

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Solution

The fourth proportional to 14,440.57, 21,651.26 and 5,205.37 is: 7,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.57 : 21,651.26 = 5,205.37 : x
  2. Step 2: Convert to fraction form
    14,440.57/21,651.26 = 5,205.37/x
  3. Step 3: Cross multiply
    14,440.57x = 21,651.26 × 5,205.37
  4. Step 4: Simplify right side
    14,440.57x = 112,702,793.24
  5. Step 5: Solve for x
    x = 112,702,793.24/14,440.57
  6. Step 6: Final answer
    x = 7,804.59

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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.