Home / 30,171.54-41,637.49-16,743.36

Finding the Fourth Proportional to 30,171.54, 41,637.49 and 16,743.36

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Solution

The fourth proportional to 30,171.54, 41,637.49 and 16,743.36 is: 23,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.54 : 41,637.49 = 16,743.36 : x
  2. Step 2: Convert to fraction form
    30,171.54/41,637.49 = 16,743.36/x
  3. Step 3: Cross multiply
    30,171.54x = 41,637.49 × 16,743.36
  4. Step 4: Simplify right side
    30,171.54x = 697,151,669.33
  5. Step 5: Solve for x
    x = 697,151,669.33/30,171.54
  6. Step 6: Final answer
    x = 23,106.26

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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.