Home / 17,313.65-25,916.05-11,945.41

Finding the Fourth Proportional to 17,313.65, 25,916.05 and 11,945.41

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Solution

The fourth proportional to 17,313.65, 25,916.05 and 11,945.41 is: 17,880.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,313.65 : 25,916.05 = 11,945.41 : x
  2. Step 2: Convert to fraction form
    17,313.65/25,916.05 = 11,945.41/x
  3. Step 3: Cross multiply
    17,313.65x = 25,916.05 × 11,945.41
  4. Step 4: Simplify right side
    17,313.65x = 309,577,792.97
  5. Step 5: Solve for x
    x = 309,577,792.97/17,313.65
  6. Step 6: Final answer
    x = 17,880.56

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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.