Home / 37,268.86-51,431.03-21,362.54

Finding the Fourth Proportional to 37,268.86, 51,431.03 and 21,362.54

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Solution

The fourth proportional to 37,268.86, 51,431.03 and 21,362.54 is: 29,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.86 : 51,431.03 = 21,362.54 : x
  2. Step 2: Convert to fraction form
    37,268.86/51,431.03 = 21,362.54/x
  3. Step 3: Cross multiply
    37,268.86x = 51,431.03 × 21,362.54
  4. Step 4: Simplify right side
    37,268.86x = 1,098,697,091.68
  5. Step 5: Solve for x
    x = 1,098,697,091.68/37,268.86
  6. Step 6: Final answer
    x = 29,480.30

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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.