Home / 36,129.80-54,194.70-26,222.60

Finding the Fourth Proportional to 36,129.80, 54,194.70 and 26,222.60

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Solution

The fourth proportional to 36,129.80, 54,194.70 and 26,222.60 is: 39,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,129.80 : 54,194.70 = 26,222.60 : x
  2. Step 2: Convert to fraction form
    36,129.80/54,194.70 = 26,222.60/x
  3. Step 3: Cross multiply
    36,129.80x = 54,194.70 × 26,222.60
  4. Step 4: Simplify right side
    36,129.80x = 1,421,125,940.22
  5. Step 5: Solve for x
    x = 1,421,125,940.22/36,129.80
  6. Step 6: Final answer
    x = 39,333.90

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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.