Home / 17,039.06-23,478.77-16,809.42

Finding the Fourth Proportional to 17,039.06, 23,478.77 and 16,809.42

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Solution

The fourth proportional to 17,039.06, 23,478.77 and 16,809.42 is: 23,162.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,039.06 : 23,478.77 = 16,809.42 : x
  2. Step 2: Convert to fraction form
    17,039.06/23,478.77 = 16,809.42/x
  3. Step 3: Cross multiply
    17,039.06x = 23,478.77 × 16,809.42
  4. Step 4: Simplify right side
    17,039.06x = 394,664,506.01
  5. Step 5: Solve for x
    x = 394,664,506.01/17,039.06
  6. Step 6: Final answer
    x = 23,162.34

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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.