Home / 21,619.08-32,425.94-5,825.37

Finding the Fourth Proportional to 21,619.08, 32,425.94 and 5,825.37

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Solution

The fourth proportional to 21,619.08, 32,425.94 and 5,825.37 is: 8,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,619.08 : 32,425.94 = 5,825.37 : x
  2. Step 2: Convert to fraction form
    21,619.08/32,425.94 = 5,825.37/x
  3. Step 3: Cross multiply
    21,619.08x = 32,425.94 × 5,825.37
  4. Step 4: Simplify right side
    21,619.08x = 188,893,068.97
  5. Step 5: Solve for x
    x = 188,893,068.97/21,619.08
  6. Step 6: Final answer
    x = 8,737.33

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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.