Home / 17,147.57-25,703.80-11,601.50

Finding the Fourth Proportional to 17,147.57, 25,703.80 and 11,601.50

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Solution

The fourth proportional to 17,147.57, 25,703.80 and 11,601.50 is: 17,390.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,147.57 : 25,703.80 = 11,601.50 : x
  2. Step 2: Convert to fraction form
    17,147.57/25,703.80 = 11,601.50/x
  3. Step 3: Cross multiply
    17,147.57x = 25,703.80 × 11,601.50
  4. Step 4: Simplify right side
    17,147.57x = 298,202,478.18
  5. Step 5: Solve for x
    x = 298,202,478.18/17,147.57
  6. Step 6: Final answer
    x = 17,390.37

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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.