Home / 17,954.82-26,742.56-17,018.06

Finding the Fourth Proportional to 17,954.82, 26,742.56 and 17,018.06

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Solution

The fourth proportional to 17,954.82, 26,742.56 and 17,018.06 is: 25,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,954.82 : 26,742.56 = 17,018.06 : x
  2. Step 2: Convert to fraction form
    17,954.82/26,742.56 = 17,018.06/x
  3. Step 3: Cross multiply
    17,954.82x = 26,742.56 × 17,018.06
  4. Step 4: Simplify right side
    17,954.82x = 455,106,271.83
  5. Step 5: Solve for x
    x = 455,106,271.83/17,954.82
  6. Step 6: Final answer
    x = 25,347.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.