Home / 21,763.82-32,646.04-6,181.45

Finding the Fourth Proportional to 21,763.82, 32,646.04 and 6,181.45

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Solution

The fourth proportional to 21,763.82, 32,646.04 and 6,181.45 is: 9,272.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763.82 : 32,646.04 = 6,181.45 : x
  2. Step 2: Convert to fraction form
    21,763.82/32,646.04 = 6,181.45/x
  3. Step 3: Cross multiply
    21,763.82x = 32,646.04 × 6,181.45
  4. Step 4: Simplify right side
    21,763.82x = 201,799,766.89
  5. Step 5: Solve for x
    x = 201,799,766.89/21,763.82
  6. Step 6: Final answer
    x = 9,272.26

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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.