Home / 55,647.73-83,476.77-18,208.05

Finding the Fourth Proportional to 55,647.73, 83,476.77 and 18,208.05

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Solution

The fourth proportional to 55,647.73, 83,476.77 and 18,208.05 is: 27,313.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,647.73 : 83,476.77 = 18,208.05 : x
  2. Step 2: Convert to fraction form
    55,647.73/83,476.77 = 18,208.05/x
  3. Step 3: Cross multiply
    55,647.73x = 83,476.77 × 18,208.05
  4. Step 4: Simplify right side
    55,647.73x = 1,519,949,202.00
  5. Step 5: Solve for x
    x = 1,519,949,202.00/55,647.73
  6. Step 6: Final answer
    x = 27,313.77

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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.