Home / 33,911.09-46,786.10-20,477.24

Finding the Fourth Proportional to 33,911.09, 46,786.10 and 20,477.24

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Solution

The fourth proportional to 33,911.09, 46,786.10 and 20,477.24 is: 28,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,911.09 : 46,786.10 = 20,477.24 : x
  2. Step 2: Convert to fraction form
    33,911.09/46,786.10 = 20,477.24/x
  3. Step 3: Cross multiply
    33,911.09x = 46,786.10 × 20,477.24
  4. Step 4: Simplify right side
    33,911.09x = 958,049,862.05
  5. Step 5: Solve for x
    x = 958,049,862.05/33,911.09
  6. Step 6: Final answer
    x = 28,251.82

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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.