Home / 26,569.29-39,802.09-20,698.41

Finding the Fourth Proportional to 26,569.29, 39,802.09 and 20,698.41

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Solution

The fourth proportional to 26,569.29, 39,802.09 and 20,698.41 is: 31,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,569.29 : 39,802.09 = 20,698.41 : x
  2. Step 2: Convert to fraction form
    26,569.29/39,802.09 = 20,698.41/x
  3. Step 3: Cross multiply
    26,569.29x = 39,802.09 × 20,698.41
  4. Step 4: Simplify right side
    26,569.29x = 823,839,977.68
  5. Step 5: Solve for x
    x = 823,839,977.68/26,569.29
  6. Step 6: Final answer
    x = 31,007.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.