Home / 21,460.88-32,193.41-6,665.82

Finding the Fourth Proportional to 21,460.88, 32,193.41 and 6,665.82

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Solution

The fourth proportional to 21,460.88, 32,193.41 and 6,665.82 is: 9,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460.88 : 32,193.41 = 6,665.82 : x
  2. Step 2: Convert to fraction form
    21,460.88/32,193.41 = 6,665.82/x
  3. Step 3: Cross multiply
    21,460.88x = 32,193.41 × 6,665.82
  4. Step 4: Simplify right side
    21,460.88x = 214,595,476.25
  5. Step 5: Solve for x
    x = 214,595,476.25/21,460.88
  6. Step 6: Final answer
    x = 9,999.38

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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.