Home / 40,181.73-55,448.71-22,276.54

Finding the Fourth Proportional to 40,181.73, 55,448.71 and 22,276.54

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Solution

The fourth proportional to 40,181.73, 55,448.71 and 22,276.54 is: 30,740.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,181.73 : 55,448.71 = 22,276.54 : x
  2. Step 2: Convert to fraction form
    40,181.73/55,448.71 = 22,276.54/x
  3. Step 3: Cross multiply
    40,181.73x = 55,448.71 × 22,276.54
  4. Step 4: Simplify right side
    40,181.73x = 1,235,205,406.26
  5. Step 5: Solve for x
    x = 1,235,205,406.26/40,181.73
  6. Step 6: Final answer
    x = 30,740.47

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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.