Home / 33,809.04-46,661.36-19,669.68

Finding the Fourth Proportional to 33,809.04, 46,661.36 and 19,669.68

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Solution

The fourth proportional to 33,809.04, 46,661.36 and 19,669.68 is: 27,147.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,809.04 : 46,661.36 = 19,669.68 : x
  2. Step 2: Convert to fraction form
    33,809.04/46,661.36 = 19,669.68/x
  3. Step 3: Cross multiply
    33,809.04x = 46,661.36 × 19,669.68
  4. Step 4: Simplify right side
    33,809.04x = 917,814,019.56
  5. Step 5: Solve for x
    x = 917,814,019.56/33,809.04
  6. Step 6: Final answer
    x = 27,147.00

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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.