Home / 33,429.05-46,130.64-19,992.36

Finding the Fourth Proportional to 33,429.05, 46,130.64 and 19,992.36

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Solution

The fourth proportional to 33,429.05, 46,130.64 and 19,992.36 is: 27,588.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,429.05 : 46,130.64 = 19,992.36 : x
  2. Step 2: Convert to fraction form
    33,429.05/46,130.64 = 19,992.36/x
  3. Step 3: Cross multiply
    33,429.05x = 46,130.64 × 19,992.36
  4. Step 4: Simplify right side
    33,429.05x = 922,260,361.91
  5. Step 5: Solve for x
    x = 922,260,361.91/33,429.05
  6. Step 6: Final answer
    x = 27,588.59

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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.