Home / 33,301.80-45,963.05-19,866.33

Finding the Fourth Proportional to 33,301.80, 45,963.05 and 19,866.33

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Solution

The fourth proportional to 33,301.80, 45,963.05 and 19,866.33 is: 27,419.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,301.80 : 45,963.05 = 19,866.33 : x
  2. Step 2: Convert to fraction form
    33,301.80/45,963.05 = 19,866.33/x
  3. Step 3: Cross multiply
    33,301.80x = 45,963.05 × 19,866.33
  4. Step 4: Simplify right side
    33,301.80x = 913,117,019.77
  5. Step 5: Solve for x
    x = 913,117,019.77/33,301.80
  6. Step 6: Final answer
    x = 27,419.45

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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.