Home / 20,254.07-30,383.19-6,213.93

Finding the Fourth Proportional to 20,254.07, 30,383.19 and 6,213.93

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Solution

The fourth proportional to 20,254.07, 30,383.19 and 6,213.93 is: 9,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254.07 : 30,383.19 = 6,213.93 : x
  2. Step 2: Convert to fraction form
    20,254.07/30,383.19 = 6,213.93/x
  3. Step 3: Cross multiply
    20,254.07x = 30,383.19 × 6,213.93
  4. Step 4: Simplify right side
    20,254.07x = 188,799,015.84
  5. Step 5: Solve for x
    x = 188,799,015.84/20,254.07
  6. Step 6: Final answer
    x = 9,321.54

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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.