Home / 17,579.17-26,386.98-11,776.33

Finding the Fourth Proportional to 17,579.17, 26,386.98 and 11,776.33

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Solution

The fourth proportional to 17,579.17, 26,386.98 and 11,776.33 is: 17,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.17 : 26,386.98 = 11,776.33 : x
  2. Step 2: Convert to fraction form
    17,579.17/26,386.98 = 11,776.33/x
  3. Step 3: Cross multiply
    17,579.17x = 26,386.98 × 11,776.33
  4. Step 4: Simplify right side
    17,579.17x = 310,741,593.37
  5. Step 5: Solve for x
    x = 310,741,593.37/17,579.17
  6. Step 6: Final answer
    x = 17,676.70

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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.