Home / 34,736.54-47,918.81-21,968.22

Finding the Fourth Proportional to 34,736.54, 47,918.81 and 21,968.22

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Solution

The fourth proportional to 34,736.54, 47,918.81 and 21,968.22 is: 30,305.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.54 : 47,918.81 = 21,968.22 : x
  2. Step 2: Convert to fraction form
    34,736.54/47,918.81 = 21,968.22/x
  3. Step 3: Cross multiply
    34,736.54x = 47,918.81 × 21,968.22
  4. Step 4: Simplify right side
    34,736.54x = 1,052,691,015.14
  5. Step 5: Solve for x
    x = 1,052,691,015.14/34,736.54
  6. Step 6: Final answer
    x = 30,305.00

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1.5x scale

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.