Home / 43,090.20-64,608.84-16,764.28

Finding the Fourth Proportional to 43,090.20, 64,608.84 and 16,764.28

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Solution

The fourth proportional to 43,090.20, 64,608.84 and 16,764.28 is: 25,136.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,090.20 : 64,608.84 = 16,764.28 : x
  2. Step 2: Convert to fraction form
    43,090.20/64,608.84 = 16,764.28/x
  3. Step 3: Cross multiply
    43,090.20x = 64,608.84 × 16,764.28
  4. Step 4: Simplify right side
    43,090.20x = 1,083,120,684.24
  5. Step 5: Solve for x
    x = 1,083,120,684.24/43,090.20
  6. Step 6: Final answer
    x = 25,136.13

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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.