Home / 21,495.84-32,241.30-5,912.28

Finding the Fourth Proportional to 21,495.84, 32,241.30 and 5,912.28

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Solution

The fourth proportional to 21,495.84, 32,241.30 and 5,912.28 is: 8,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.84 : 32,241.30 = 5,912.28 : x
  2. Step 2: Convert to fraction form
    21,495.84/32,241.30 = 5,912.28/x
  3. Step 3: Cross multiply
    21,495.84x = 32,241.30 × 5,912.28
  4. Step 4: Simplify right side
    21,495.84x = 190,619,593.16
  5. Step 5: Solve for x
    x = 190,619,593.16/21,495.84
  6. Step 6: Final answer
    x = 8,867.74

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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.