Home / 18,419.06-27,628.59-4,568.06

Finding the Fourth Proportional to 18,419.06, 27,628.59 and 4,568.06

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Solution

The fourth proportional to 18,419.06, 27,628.59 and 4,568.06 is: 6,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,419.06 : 27,628.59 = 4,568.06 : x
  2. Step 2: Convert to fraction form
    18,419.06/27,628.59 = 4,568.06/x
  3. Step 3: Cross multiply
    18,419.06x = 27,628.59 × 4,568.06
  4. Step 4: Simplify right side
    18,419.06x = 126,209,143.04
  5. Step 5: Solve for x
    x = 126,209,143.04/18,419.06
  6. Step 6: Final answer
    x = 6,852.09

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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.