Home / 18,218.03-25,141.73-11,048.18

Finding the Fourth Proportional to 18,218.03, 25,141.73 and 11,048.18

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Solution

The fourth proportional to 18,218.03, 25,141.73 and 11,048.18 is: 15,247.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,218.03 : 25,141.73 = 11,048.18 : x
  2. Step 2: Convert to fraction form
    18,218.03/25,141.73 = 11,048.18/x
  3. Step 3: Cross multiply
    18,218.03x = 25,141.73 × 11,048.18
  4. Step 4: Simplify right side
    18,218.03x = 277,770,177.60
  5. Step 5: Solve for x
    x = 277,770,177.60/18,218.03
  6. Step 6: Final answer
    x = 15,247.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.