Home / 37,164.36-51,290.37-21,245.79

Finding the Fourth Proportional to 37,164.36, 51,290.37 and 21,245.79

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Solution

The fourth proportional to 37,164.36, 51,290.37 and 21,245.79 is: 29,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,164.36 : 51,290.37 = 21,245.79 : x
  2. Step 2: Convert to fraction form
    37,164.36/51,290.37 = 21,245.79/x
  3. Step 3: Cross multiply
    37,164.36x = 51,290.37 × 21,245.79
  4. Step 4: Simplify right side
    37,164.36x = 1,089,704,430.04
  5. Step 5: Solve for x
    x = 1,089,704,430.04/37,164.36
  6. Step 6: Final answer
    x = 29,321.22

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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.