Home / 20,027.98-30,042.07-5,236.93

Finding the Fourth Proportional to 20,027.98, 30,042.07 and 5,236.93

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Solution

The fourth proportional to 20,027.98, 30,042.07 and 5,236.93 is: 7,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.98 : 30,042.07 = 5,236.93 : x
  2. Step 2: Convert to fraction form
    20,027.98/30,042.07 = 5,236.93/x
  3. Step 3: Cross multiply
    20,027.98x = 30,042.07 × 5,236.93
  4. Step 4: Simplify right side
    20,027.98x = 157,328,200.51
  5. Step 5: Solve for x
    x = 157,328,200.51/20,027.98
  6. Step 6: Final answer
    x = 7,855.42

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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.