Home / 45,984.50-68,976.06-12,703.82

Finding the Fourth Proportional to 45,984.50, 68,976.06 and 12,703.82

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Solution

The fourth proportional to 45,984.50, 68,976.06 and 12,703.82 is: 19,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,984.50 : 68,976.06 = 12,703.82 : x
  2. Step 2: Convert to fraction form
    45,984.50/68,976.06 = 12,703.82/x
  3. Step 3: Cross multiply
    45,984.50x = 68,976.06 × 12,703.82
  4. Step 4: Simplify right side
    45,984.50x = 876,259,450.55
  5. Step 5: Solve for x
    x = 876,259,450.55/45,984.50
  6. Step 6: Final answer
    x = 19,055.54

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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.