Home / 33,790.40-46,637.08-19,645.28

Finding the Fourth Proportional to 33,790.40, 46,637.08 and 19,645.28

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Solution

The fourth proportional to 33,790.40, 46,637.08 and 19,645.28 is: 27,114.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,790.40 : 46,637.08 = 19,645.28 : x
  2. Step 2: Convert to fraction form
    33,790.40/46,637.08 = 19,645.28/x
  3. Step 3: Cross multiply
    33,790.40x = 46,637.08 × 19,645.28
  4. Step 4: Simplify right side
    33,790.40x = 916,198,494.98
  5. Step 5: Solve for x
    x = 916,198,494.98/33,790.40
  6. Step 6: Final answer
    x = 27,114.17

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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.