Home / 21,495.96-32,241.36-5,911.56

Finding the Fourth Proportional to 21,495.96, 32,241.36 and 5,911.56

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Solution

The fourth proportional to 21,495.96, 32,241.36 and 5,911.56 is: 8,866.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.96 : 32,241.36 = 5,911.56 : x
  2. Step 2: Convert to fraction form
    21,495.96/32,241.36 = 5,911.56/x
  3. Step 3: Cross multiply
    21,495.96x = 32,241.36 × 5,911.56
  4. Step 4: Simplify right side
    21,495.96x = 190,596,734.12
  5. Step 5: Solve for x
    x = 190,596,734.12/21,495.96
  6. Step 6: Final answer
    x = 8,866.63

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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.