Home / 36,237.60-54,291.60-30,664.80

Finding the Fourth Proportional to 36,237.60, 54,291.60 and 30,664.80

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Solution

The fourth proportional to 36,237.60, 54,291.60 and 30,664.80 is: 45,942.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,237.60 : 54,291.60 = 30,664.80 : x
  2. Step 2: Convert to fraction form
    36,237.60/54,291.60 = 30,664.80/x
  3. Step 3: Cross multiply
    36,237.60x = 54,291.60 × 30,664.80
  4. Step 4: Simplify right side
    36,237.60x = 1,664,841,055.68
  5. Step 5: Solve for x
    x = 1,664,841,055.68/36,237.60
  6. Step 6: Final answer
    x = 45,942.37

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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.