Home / 45,849.69-68,768.64-17,750.48

Finding the Fourth Proportional to 45,849.69, 68,768.64 and 17,750.48

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Solution

The fourth proportional to 45,849.69, 68,768.64 and 17,750.48 is: 26,623.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,849.69 : 68,768.64 = 17,750.48 : x
  2. Step 2: Convert to fraction form
    45,849.69/68,768.64 = 17,750.48/x
  3. Step 3: Cross multiply
    45,849.69x = 68,768.64 × 17,750.48
  4. Step 4: Simplify right side
    45,849.69x = 1,220,676,540.87
  5. Step 5: Solve for x
    x = 1,220,676,540.87/45,849.69
  6. Step 6: Final answer
    x = 26,623.44

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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.