Home / 21,452.22-32,181.30-6,662.34

Finding the Fourth Proportional to 21,452.22, 32,181.30 and 6,662.34

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Solution

The fourth proportional to 21,452.22, 32,181.30 and 6,662.34 is: 9,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,452.22 : 32,181.30 = 6,662.34 : x
  2. Step 2: Convert to fraction form
    21,452.22/32,181.30 = 6,662.34/x
  3. Step 3: Cross multiply
    21,452.22x = 32,181.30 × 6,662.34
  4. Step 4: Simplify right side
    21,452.22x = 214,402,762.24
  5. Step 5: Solve for x
    x = 214,402,762.24/21,452.22
  6. Step 6: Final answer
    x = 9,994.43

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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.