Home / 33,209.26-45,828.99-19,781.08

Finding the Fourth Proportional to 33,209.26, 45,828.99 and 19,781.08

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Solution

The fourth proportional to 33,209.26, 45,828.99 and 19,781.08 is: 27,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.26 : 45,828.99 = 19,781.08 : x
  2. Step 2: Convert to fraction form
    33,209.26/45,828.99 = 19,781.08/x
  3. Step 3: Cross multiply
    33,209.26x = 45,828.99 × 19,781.08
  4. Step 4: Simplify right side
    33,209.26x = 906,546,802.94
  5. Step 5: Solve for x
    x = 906,546,802.94/33,209.26
  6. Step 6: Final answer
    x = 27,298.01

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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.