Home / 40,682.44-61,021.84-11,100.18

Finding the Fourth Proportional to 40,682.44, 61,021.84 and 11,100.18

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Solution

The fourth proportional to 40,682.44, 61,021.84 and 11,100.18 is: 16,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,682.44 : 61,021.84 = 11,100.18 : x
  2. Step 2: Convert to fraction form
    40,682.44/61,021.84 = 11,100.18/x
  3. Step 3: Cross multiply
    40,682.44x = 61,021.84 × 11,100.18
  4. Step 4: Simplify right side
    40,682.44x = 677,353,407.93
  5. Step 5: Solve for x
    x = 677,353,407.93/40,682.44
  6. Step 6: Final answer
    x = 16,649.77

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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.