Home / 43,057.22-64,587.05-11,892.47

Finding the Fourth Proportional to 43,057.22, 64,587.05 and 11,892.47

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Solution

The fourth proportional to 43,057.22, 64,587.05 and 11,892.47 is: 17,839.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,057.22 : 64,587.05 = 11,892.47 : x
  2. Step 2: Convert to fraction form
    43,057.22/64,587.05 = 11,892.47/x
  3. Step 3: Cross multiply
    43,057.22x = 64,587.05 × 11,892.47
  4. Step 4: Simplify right side
    43,057.22x = 768,099,172.12
  5. Step 5: Solve for x
    x = 768,099,172.12/43,057.22
  6. Step 6: Final answer
    x = 17,839.04

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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.