Home / 36,450.60-54,708.30-31,201.80

Finding the Fourth Proportional to 36,450.60, 54,708.30 and 31,201.80

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Solution

The fourth proportional to 36,450.60, 54,708.30 and 31,201.80 is: 46,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,450.60 : 54,708.30 = 31,201.80 : x
  2. Step 2: Convert to fraction form
    36,450.60/54,708.30 = 31,201.80/x
  3. Step 3: Cross multiply
    36,450.60x = 54,708.30 × 31,201.80
  4. Step 4: Simplify right side
    36,450.60x = 1,706,997,434.94
  5. Step 5: Solve for x
    x = 1,706,997,434.94/36,450.60
  6. Step 6: Final answer
    x = 46,830.43

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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.