Home / 33,616.81-46,390.82-18,509.16

Finding the Fourth Proportional to 33,616.81, 46,390.82 and 18,509.16

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Solution

The fourth proportional to 33,616.81, 46,390.82 and 18,509.16 is: 25,542.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,616.81 : 46,390.82 = 18,509.16 : x
  2. Step 2: Convert to fraction form
    33,616.81/46,390.82 = 18,509.16/x
  3. Step 3: Cross multiply
    33,616.81x = 46,390.82 × 18,509.16
  4. Step 4: Simplify right side
    33,616.81x = 858,654,785.41
  5. Step 5: Solve for x
    x = 858,654,785.41/33,616.81
  6. Step 6: Final answer
    x = 25,542.42

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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.