Home / 18,168.04-27,252.08-5,020.43

Finding the Fourth Proportional to 18,168.04, 27,252.08 and 5,020.43

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Solution

The fourth proportional to 18,168.04, 27,252.08 and 5,020.43 is: 7,530.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168.04 : 27,252.08 = 5,020.43 : x
  2. Step 2: Convert to fraction form
    18,168.04/27,252.08 = 5,020.43/x
  3. Step 3: Cross multiply
    18,168.04x = 27,252.08 × 5,020.43
  4. Step 4: Simplify right side
    18,168.04x = 136,816,998.63
  5. Step 5: Solve for x
    x = 136,816,998.63/18,168.04
  6. Step 6: Final answer
    x = 7,530.64

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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.