Home / 18,564.04-27,840.59-5,412.27

Finding the Fourth Proportional to 18,564.04, 27,840.59 and 5,412.27

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Solution

The fourth proportional to 18,564.04, 27,840.59 and 5,412.27 is: 8,116.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564.04 : 27,840.59 = 5,412.27 : x
  2. Step 2: Convert to fraction form
    18,564.04/27,840.59 = 5,412.27/x
  3. Step 3: Cross multiply
    18,564.04x = 27,840.59 × 5,412.27
  4. Step 4: Simplify right side
    18,564.04x = 150,680,790.04
  5. Step 5: Solve for x
    x = 150,680,790.04/18,564.04
  6. Step 6: Final answer
    x = 8,116.81

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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.