Home / 51,442.36-77,170.93-15,906.45

Finding the Fourth Proportional to 51,442.36, 77,170.93 and 15,906.45

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Solution

The fourth proportional to 51,442.36, 77,170.93 and 15,906.45 is: 23,861.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,442.36 : 77,170.93 = 15,906.45 : x
  2. Step 2: Convert to fraction form
    51,442.36/77,170.93 = 15,906.45/x
  3. Step 3: Cross multiply
    51,442.36x = 77,170.93 × 15,906.45
  4. Step 4: Simplify right side
    51,442.36x = 1,227,515,539.50
  5. Step 5: Solve for x
    x = 1,227,515,539.50/51,442.36
  6. Step 6: Final answer
    x = 23,861.96

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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.