Home / 17,139.45-25,696.74-11,579.01

Finding the Fourth Proportional to 17,139.45, 25,696.74 and 11,579.01

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Solution

The fourth proportional to 17,139.45, 25,696.74 and 11,579.01 is: 17,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,139.45 : 25,696.74 = 11,579.01 : x
  2. Step 2: Convert to fraction form
    17,139.45/25,696.74 = 11,579.01/x
  3. Step 3: Cross multiply
    17,139.45x = 25,696.74 × 11,579.01
  4. Step 4: Simplify right side
    17,139.45x = 297,542,809.43
  5. Step 5: Solve for x
    x = 297,542,809.43/17,139.45
  6. Step 6: Final answer
    x = 17,360.11

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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.