Home / 21,273.93-31,910.31-6,482.25

Finding the Fourth Proportional to 21,273.93, 31,910.31 and 6,482.25

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Solution

The fourth proportional to 21,273.93, 31,910.31 and 6,482.25 is: 9,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,273.93 : 31,910.31 = 6,482.25 : x
  2. Step 2: Convert to fraction form
    21,273.93/31,910.31 = 6,482.25/x
  3. Step 3: Cross multiply
    21,273.93x = 31,910.31 × 6,482.25
  4. Step 4: Simplify right side
    21,273.93x = 206,850,607.00
  5. Step 5: Solve for x
    x = 206,850,607.00/21,273.93
  6. Step 6: Final answer
    x = 9,723.20

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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.