Home / 31,600.04-43,606.26-18,169.16

Finding the Fourth Proportional to 31,600.04, 43,606.26 and 18,169.16

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Solution

The fourth proportional to 31,600.04, 43,606.26 and 18,169.16 is: 25,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,600.04 : 43,606.26 = 18,169.16 : x
  2. Step 2: Convert to fraction form
    31,600.04/43,606.26 = 18,169.16/x
  3. Step 3: Cross multiply
    31,600.04x = 43,606.26 × 18,169.16
  4. Step 4: Simplify right side
    31,600.04x = 792,289,114.94
  5. Step 5: Solve for x
    x = 792,289,114.94/31,600.04
  6. Step 6: Final answer
    x = 25,072.41

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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.