Home / 28,334.24-39,100.56-16,395.92

Finding the Fourth Proportional to 28,334.24, 39,100.56 and 16,395.92

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Solution

The fourth proportional to 28,334.24, 39,100.56 and 16,395.92 is: 22,625.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334.24 : 39,100.56 = 16,395.92 : x
  2. Step 2: Convert to fraction form
    28,334.24/39,100.56 = 16,395.92/x
  3. Step 3: Cross multiply
    28,334.24x = 39,100.56 × 16,395.92
  4. Step 4: Simplify right side
    28,334.24x = 641,089,653.72
  5. Step 5: Solve for x
    x = 641,089,653.72/28,334.24
  6. Step 6: Final answer
    x = 22,625.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.