Home / 51,079.25-76,455-27,327.39

Finding the Fourth Proportional to 51,079.25, 76,455 and 27,327.39

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Solution

The fourth proportional to 51,079.25, 76,455 and 27,327.39 is: 40,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,079.25 : 76,455 = 27,327.39 : x
  2. Step 2: Convert to fraction form
    51,079.25/76,455 = 27,327.39/x
  3. Step 3: Cross multiply
    51,079.25x = 76,455 × 27,327.39
  4. Step 4: Simplify right side
    51,079.25x = 2,089,315,602.45
  5. Step 5: Solve for x
    x = 2,089,315,602.45/51,079.25
  6. Step 6: Final answer
    x = 40,903.42

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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.