Home / 45,716.73-68,580.59-16,128.47

Finding the Fourth Proportional to 45,716.73, 68,580.59 and 16,128.47

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Solution

The fourth proportional to 45,716.73, 68,580.59 and 16,128.47 is: 24,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,716.73 : 68,580.59 = 16,128.47 : x
  2. Step 2: Convert to fraction form
    45,716.73/68,580.59 = 16,128.47/x
  3. Step 3: Cross multiply
    45,716.73x = 68,580.59 × 16,128.47
  4. Step 4: Simplify right side
    45,716.73x = 1,106,099,564.85
  5. Step 5: Solve for x
    x = 1,106,099,564.85/45,716.73
  6. Step 6: Final answer
    x = 24,194.63

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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.