Home / 14,093.22-21,133.44-5,321.91

Finding the Fourth Proportional to 14,093.22, 21,133.44 and 5,321.91

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Solution

The fourth proportional to 14,093.22, 21,133.44 and 5,321.91 is: 7,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.22 : 21,133.44 = 5,321.91 : x
  2. Step 2: Convert to fraction form
    14,093.22/21,133.44 = 5,321.91/x
  3. Step 3: Cross multiply
    14,093.22x = 21,133.44 × 5,321.91
  4. Step 4: Simplify right side
    14,093.22x = 112,470,265.67
  5. Step 5: Solve for x
    x = 112,470,265.67/14,093.22
  6. Step 6: Final answer
    x = 7,980.45

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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.