Home / 15,945.54-23,918.04-7,174.26

Finding the Fourth Proportional to 15,945.54, 23,918.04 and 7,174.26

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Solution

The fourth proportional to 15,945.54, 23,918.04 and 7,174.26 is: 10,761.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.54 : 23,918.04 = 7,174.26 : x
  2. Step 2: Convert to fraction form
    15,945.54/23,918.04 = 7,174.26/x
  3. Step 3: Cross multiply
    15,945.54x = 23,918.04 × 7,174.26
  4. Step 4: Simplify right side
    15,945.54x = 171,594,237.65
  5. Step 5: Solve for x
    x = 171,594,237.65/15,945.54
  6. Step 6: Final answer
    x = 10,761.27

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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.