Home / 14,100.44-21,150.89-5,339.48

Finding the Fourth Proportional to 14,100.44, 21,150.89 and 5,339.48

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Solution

The fourth proportional to 14,100.44, 21,150.89 and 5,339.48 is: 8,009.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.44 : 21,150.89 = 5,339.48 : x
  2. Step 2: Convert to fraction form
    14,100.44/21,150.89 = 5,339.48/x
  3. Step 3: Cross multiply
    14,100.44x = 21,150.89 × 5,339.48
  4. Step 4: Simplify right side
    14,100.44x = 112,934,754.14
  5. Step 5: Solve for x
    x = 112,934,754.14/14,100.44
  6. Step 6: Final answer
    x = 8,009.31

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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.