Home / 45,198.36-67,801.32-15,604.20

Finding the Fourth Proportional to 45,198.36, 67,801.32 and 15,604.20

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Solution

The fourth proportional to 45,198.36, 67,801.32 and 15,604.20 is: 23,407.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,198.36 : 67,801.32 = 15,604.20 : x
  2. Step 2: Convert to fraction form
    45,198.36/67,801.32 = 15,604.20/x
  3. Step 3: Cross multiply
    45,198.36x = 67,801.32 × 15,604.20
  4. Step 4: Simplify right side
    45,198.36x = 1,057,985,357.54
  5. Step 5: Solve for x
    x = 1,057,985,357.54/45,198.36
  6. Step 6: Final answer
    x = 23,407.61

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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.