Home / 55,228.44-82,783.08-27,115.80

Finding the Fourth Proportional to 55,228.44, 82,783.08 and 27,115.80

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Solution

The fourth proportional to 55,228.44, 82,783.08 and 27,115.80 is: 40,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,228.44 : 82,783.08 = 27,115.80 : x
  2. Step 2: Convert to fraction form
    55,228.44/82,783.08 = 27,115.80/x
  3. Step 3: Cross multiply
    55,228.44x = 82,783.08 × 27,115.80
  4. Step 4: Simplify right side
    55,228.44x = 2,244,729,440.66
  5. Step 5: Solve for x
    x = 2,244,729,440.66/55,228.44
  6. Step 6: Final answer
    x = 40,644.45

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1.5x scale

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.