Home / 34,208.20-51,317.94-12,015.88

Finding the Fourth Proportional to 34,208.20, 51,317.94 and 12,015.88

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Solution

The fourth proportional to 34,208.20, 51,317.94 and 12,015.88 is: 18,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,208.20 : 51,317.94 = 12,015.88 : x
  2. Step 2: Convert to fraction form
    34,208.20/51,317.94 = 12,015.88/x
  3. Step 3: Cross multiply
    34,208.20x = 51,317.94 × 12,015.88
  4. Step 4: Simplify right side
    34,208.20x = 616,630,208.89
  5. Step 5: Solve for x
    x = 616,630,208.89/34,208.20
  6. Step 6: Final answer
    x = 18,025.80

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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.