Home / 41,388.48-62,112.80-31,028.16

Finding the Fourth Proportional to 41,388.48, 62,112.80 and 31,028.16

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Solution

The fourth proportional to 41,388.48, 62,112.80 and 31,028.16 is: 46,564.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,388.48 : 62,112.80 = 31,028.16 : x
  2. Step 2: Convert to fraction form
    41,388.48/62,112.80 = 31,028.16/x
  3. Step 3: Cross multiply
    41,388.48x = 62,112.80 × 31,028.16
  4. Step 4: Simplify right side
    41,388.48x = 1,927,245,896.45
  5. Step 5: Solve for x
    x = 1,927,245,896.45/41,388.48
  6. Step 6: Final answer
    x = 46,564.79

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1.5x scale

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.