Home / 34,082.21-51,128.06-11,892.39

Finding the Fourth Proportional to 34,082.21, 51,128.06 and 11,892.39

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Solution

The fourth proportional to 34,082.21, 51,128.06 and 11,892.39 is: 17,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,082.21 : 51,128.06 = 11,892.39 : x
  2. Step 2: Convert to fraction form
    34,082.21/51,128.06 = 11,892.39/x
  3. Step 3: Cross multiply
    34,082.21x = 51,128.06 × 11,892.39
  4. Step 4: Simplify right side
    34,082.21x = 608,034,770.00
  5. Step 5: Solve for x
    x = 608,034,770.00/34,082.21
  6. Step 6: Final answer
    x = 17,840.24

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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.