Home / 26,983.02-40,448.52-17,097.78

Finding the Fourth Proportional to 26,983.02, 40,448.52 and 17,097.78

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Solution

The fourth proportional to 26,983.02, 40,448.52 and 17,097.78 is: 25,630.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,983.02 : 40,448.52 = 17,097.78 : x
  2. Step 2: Convert to fraction form
    26,983.02/40,448.52 = 17,097.78/x
  3. Step 3: Cross multiply
    26,983.02x = 40,448.52 × 17,097.78
  4. Step 4: Simplify right side
    26,983.02x = 691,579,896.29
  5. Step 5: Solve for x
    x = 691,579,896.29/26,983.02
  6. Step 6: Final answer
    x = 25,630.19

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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.