Home / 76,415.40-114,634.62-23,829

Finding the Fourth Proportional to 76,415.40, 114,634.62 and 23,829

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Solution

The fourth proportional to 76,415.40, 114,634.62 and 23,829 is: 35,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,415.40 : 114,634.62 = 23,829 : x
  2. Step 2: Convert to fraction form
    76,415.40/114,634.62 = 23,829/x
  3. Step 3: Cross multiply
    76,415.40x = 114,634.62 × 23,829
  4. Step 4: Simplify right side
    76,415.40x = 2,731,628,359.98
  5. Step 5: Solve for x
    x = 2,731,628,359.98/76,415.40
  6. Step 6: Final answer
    x = 35,747.09

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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.