Home / 36,081.10-54,052.80-19,435.60

Finding the Fourth Proportional to 36,081.10, 54,052.80 and 19,435.60

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Solution

The fourth proportional to 36,081.10, 54,052.80 and 19,435.60 is: 29,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.10 : 54,052.80 = 19,435.60 : x
  2. Step 2: Convert to fraction form
    36,081.10/54,052.80 = 19,435.60/x
  3. Step 3: Cross multiply
    36,081.10x = 54,052.80 × 19,435.60
  4. Step 4: Simplify right side
    36,081.10x = 1,050,548,599.68
  5. Step 5: Solve for x
    x = 1,050,548,599.68/36,081.10
  6. Step 6: Final answer
    x = 29,116.31

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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.