Home / 18,054.07-27,081.10-6,960.51

Finding the Fourth Proportional to 18,054.07, 27,081.10 and 6,960.51

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Solution

The fourth proportional to 18,054.07, 27,081.10 and 6,960.51 is: 10,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.07 : 27,081.10 = 6,960.51 : x
  2. Step 2: Convert to fraction form
    18,054.07/27,081.10 = 6,960.51/x
  3. Step 3: Cross multiply
    18,054.07x = 27,081.10 × 6,960.51
  4. Step 4: Simplify right side
    18,054.07x = 188,498,267.36
  5. Step 5: Solve for x
    x = 188,498,267.36/18,054.07
  6. Step 6: Final answer
    x = 10,440.76

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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.