Home / 18,181.04-27,271.61-5,033.43

Finding the Fourth Proportional to 18,181.04, 27,271.61 and 5,033.43

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Solution

The fourth proportional to 18,181.04, 27,271.61 and 5,033.43 is: 7,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.04 : 27,271.61 = 5,033.43 : x
  2. Step 2: Convert to fraction form
    18,181.04/27,271.61 = 5,033.43/x
  3. Step 3: Cross multiply
    18,181.04x = 27,271.61 × 5,033.43
  4. Step 4: Simplify right side
    18,181.04x = 137,269,714.76
  5. Step 5: Solve for x
    x = 137,269,714.76/18,181.04
  6. Step 6: Final answer
    x = 7,550.16

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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.