Home / 26,627.19-39,933.93-7,902.78

Finding the Fourth Proportional to 26,627.19, 39,933.93 and 7,902.78

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Solution

The fourth proportional to 26,627.19, 39,933.93 and 7,902.78 is: 11,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,627.19 : 39,933.93 = 7,902.78 : x
  2. Step 2: Convert to fraction form
    26,627.19/39,933.93 = 7,902.78/x
  3. Step 3: Cross multiply
    26,627.19x = 39,933.93 × 7,902.78
  4. Step 4: Simplify right side
    26,627.19x = 315,589,063.33
  5. Step 5: Solve for x
    x = 315,589,063.33/26,627.19
  6. Step 6: Final answer
    x = 11,852.14

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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.