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Finding the Fourth Proportional to 34.04, 51.04 and 12.37

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Solution

The fourth proportional to 34.04, 51.04 and 12.37 is: 18.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.04 : 51.04 = 12.37 : x
  2. Step 2: Convert to fraction form
    34.04/51.04 = 12.37/x
  3. Step 3: Cross multiply
    34.04x = 51.04 × 12.37
  4. Step 4: Simplify right side
    34.04x = 631.11
  5. Step 5: Solve for x
    x = 631.11/34.04
  6. Step 6: Final answer
    x = 18.54

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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.