Home / 17,806.44-24,572.78-10,639.60

Finding the Fourth Proportional to 17,806.44, 24,572.78 and 10,639.60

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Solution

The fourth proportional to 17,806.44, 24,572.78 and 10,639.60 is: 14,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.44 : 24,572.78 = 10,639.60 : x
  2. Step 2: Convert to fraction form
    17,806.44/24,572.78 = 10,639.60/x
  3. Step 3: Cross multiply
    17,806.44x = 24,572.78 × 10,639.60
  4. Step 4: Simplify right side
    17,806.44x = 261,444,550.09
  5. Step 5: Solve for x
    x = 261,444,550.09/17,806.44
  6. Step 6: Final answer
    x = 14,682.58

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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.