Home / 34,245.25-51,369.32-11,771.39

Finding the Fourth Proportional to 34,245.25, 51,369.32 and 11,771.39

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Solution

The fourth proportional to 34,245.25, 51,369.32 and 11,771.39 is: 17,657.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,245.25 : 51,369.32 = 11,771.39 : x
  2. Step 2: Convert to fraction form
    34,245.25/51,369.32 = 11,771.39/x
  3. Step 3: Cross multiply
    34,245.25x = 51,369.32 × 11,771.39
  4. Step 4: Simplify right side
    34,245.25x = 604,688,457.61
  5. Step 5: Solve for x
    x = 604,688,457.61/34,245.25
  6. Step 6: Final answer
    x = 17,657.59

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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.