Home / 17,477.31-26,205.97-8,112.51

Finding the Fourth Proportional to 17,477.31, 26,205.97 and 8,112.51

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Solution

The fourth proportional to 17,477.31, 26,205.97 and 8,112.51 is: 12,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.31 : 26,205.97 = 8,112.51 : x
  2. Step 2: Convert to fraction form
    17,477.31/26,205.97 = 8,112.51/x
  3. Step 3: Cross multiply
    17,477.31x = 26,205.97 × 8,112.51
  4. Step 4: Simplify right side
    17,477.31x = 212,596,193.68
  5. Step 5: Solve for x
    x = 212,596,193.68/17,477.31
  6. Step 6: Final answer
    x = 12,164.13

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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.