Home / 18,177.09-25,084.69-11,007.23

Finding the Fourth Proportional to 18,177.09, 25,084.69 and 11,007.23

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Solution

The fourth proportional to 18,177.09, 25,084.69 and 11,007.23 is: 15,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,177.09 : 25,084.69 = 11,007.23 : x
  2. Step 2: Convert to fraction form
    18,177.09/25,084.69 = 11,007.23/x
  3. Step 3: Cross multiply
    18,177.09x = 25,084.69 × 11,007.23
  4. Step 4: Simplify right side
    18,177.09x = 276,112,908.32
  5. Step 5: Solve for x
    x = 276,112,908.32/18,177.09
  6. Step 6: Final answer
    x = 15,190.16

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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.