Home / 16,940.57-25,409.03-10,355.27

Finding the Fourth Proportional to 16,940.57, 25,409.03 and 10,355.27

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Solution

The fourth proportional to 16,940.57, 25,409.03 and 10,355.27 is: 15,531.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.57 : 25,409.03 = 10,355.27 : x
  2. Step 2: Convert to fraction form
    16,940.57/25,409.03 = 10,355.27/x
  3. Step 3: Cross multiply
    16,940.57x = 25,409.03 × 10,355.27
  4. Step 4: Simplify right side
    16,940.57x = 263,117,187.27
  5. Step 5: Solve for x
    x = 263,117,187.27/16,940.57
  6. Step 6: Final answer
    x = 15,531.78

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1.5x scale

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.