Home / 23,378.52-35,010.44-21,131.98

Finding the Fourth Proportional to 23,378.52, 35,010.44 and 21,131.98

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Solution

The fourth proportional to 23,378.52, 35,010.44 and 21,131.98 is: 31,646.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.52 : 35,010.44 = 21,131.98 : x
  2. Step 2: Convert to fraction form
    23,378.52/35,010.44 = 21,131.98/x
  3. Step 3: Cross multiply
    23,378.52x = 35,010.44 × 21,131.98
  4. Step 4: Simplify right side
    23,378.52x = 739,839,917.87
  5. Step 5: Solve for x
    x = 739,839,917.87/23,378.52
  6. Step 6: Final answer
    x = 31,646.14

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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.