Home / 45,983.94-68,975.22-12,703.26

Finding the Fourth Proportional to 45,983.94, 68,975.22 and 12,703.26

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Solution

The fourth proportional to 45,983.94, 68,975.22 and 12,703.26 is: 19,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,983.94 : 68,975.22 = 12,703.26 : x
  2. Step 2: Convert to fraction form
    45,983.94/68,975.22 = 12,703.26/x
  3. Step 3: Cross multiply
    45,983.94x = 68,975.22 × 12,703.26
  4. Step 4: Simplify right side
    45,983.94x = 876,210,388.06
  5. Step 5: Solve for x
    x = 876,210,388.06/45,983.94
  6. Step 6: Final answer
    x = 19,054.71

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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.