Home / 45,283.37-62,469.34-31,862.03

Finding the Fourth Proportional to 45,283.37, 62,469.34 and 31,862.03

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Solution

The fourth proportional to 45,283.37, 62,469.34 and 31,862.03 is: 43,954.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,283.37 : 62,469.34 = 31,862.03 : x
  2. Step 2: Convert to fraction form
    45,283.37/62,469.34 = 31,862.03/x
  3. Step 3: Cross multiply
    45,283.37x = 62,469.34 × 31,862.03
  4. Step 4: Simplify right side
    45,283.37x = 1,990,399,593.16
  5. Step 5: Solve for x
    x = 1,990,399,593.16/45,283.37
  6. Step 6: Final answer
    x = 43,954.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.