Home / 26,906.97-40,345.80-17,418.01

Finding the Fourth Proportional to 26,906.97, 40,345.80 and 17,418.01

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Solution

The fourth proportional to 26,906.97, 40,345.80 and 17,418.01 is: 26,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.97 : 40,345.80 = 17,418.01 : x
  2. Step 2: Convert to fraction form
    26,906.97/40,345.80 = 17,418.01/x
  3. Step 3: Cross multiply
    26,906.97x = 40,345.80 × 17,418.01
  4. Step 4: Simplify right side
    26,906.97x = 702,743,547.86
  5. Step 5: Solve for x
    x = 702,743,547.86/26,906.97
  6. Step 6: Final answer
    x = 26,117.53

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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.