Home / 21,739.84-32,610.06-6,157.45

Finding the Fourth Proportional to 21,739.84, 32,610.06 and 6,157.45

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Solution

The fourth proportional to 21,739.84, 32,610.06 and 6,157.45 is: 9,236.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739.84 : 32,610.06 = 6,157.45 : x
  2. Step 2: Convert to fraction form
    21,739.84/32,610.06 = 6,157.45/x
  3. Step 3: Cross multiply
    21,739.84x = 32,610.06 × 6,157.45
  4. Step 4: Simplify right side
    21,739.84x = 200,794,813.95
  5. Step 5: Solve for x
    x = 200,794,813.95/21,739.84
  6. Step 6: Final answer
    x = 9,236.26

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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.