Home / 40,504.86-55,890-27,054.54

Finding the Fourth Proportional to 40,504.86, 55,890 and 27,054.54

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Solution

The fourth proportional to 40,504.86, 55,890 and 27,054.54 is: 37,330.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504.86 : 55,890 = 27,054.54 : x
  2. Step 2: Convert to fraction form
    40,504.86/55,890 = 27,054.54/x
  3. Step 3: Cross multiply
    40,504.86x = 55,890 × 27,054.54
  4. Step 4: Simplify right side
    40,504.86x = 1,512,078,240.60
  5. Step 5: Solve for x
    x = 1,512,078,240.60/40,504.86
  6. Step 6: Final answer
    x = 37,330.79

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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.