Home / 18,124.62-27,166.44-9,786.06

Finding the Fourth Proportional to 18,124.62, 27,166.44 and 9,786.06

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Solution

The fourth proportional to 18,124.62, 27,166.44 and 9,786.06 is: 14,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.62 : 27,166.44 = 9,786.06 : x
  2. Step 2: Convert to fraction form
    18,124.62/27,166.44 = 9,786.06/x
  3. Step 3: Cross multiply
    18,124.62x = 27,166.44 × 9,786.06
  4. Step 4: Simplify right side
    18,124.62x = 265,852,411.83
  5. Step 5: Solve for x
    x = 265,852,411.83/18,124.62
  6. Step 6: Final answer
    x = 14,668.03

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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.