Home / 33,577.13-46,318.03-20,825.91

Finding the Fourth Proportional to 33,577.13, 46,318.03 and 20,825.91

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Solution

The fourth proportional to 33,577.13, 46,318.03 and 20,825.91 is: 28,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,577.13 : 46,318.03 = 20,825.91 : x
  2. Step 2: Convert to fraction form
    33,577.13/46,318.03 = 20,825.91/x
  3. Step 3: Cross multiply
    33,577.13x = 46,318.03 × 20,825.91
  4. Step 4: Simplify right side
    33,577.13x = 964,615,072.09
  5. Step 5: Solve for x
    x = 964,615,072.09/33,577.13
  6. Step 6: Final answer
    x = 28,728.33

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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.