Home / 18,361.08-27,533.16-5,878.80

Finding the Fourth Proportional to 18,361.08, 27,533.16 and 5,878.80

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Solution

The fourth proportional to 18,361.08, 27,533.16 and 5,878.80 is: 8,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361.08 : 27,533.16 = 5,878.80 : x
  2. Step 2: Convert to fraction form
    18,361.08/27,533.16 = 5,878.80/x
  3. Step 3: Cross multiply
    18,361.08x = 27,533.16 × 5,878.80
  4. Step 4: Simplify right side
    18,361.08x = 161,861,941.01
  5. Step 5: Solve for x
    x = 161,861,941.01/18,361.08
  6. Step 6: Final answer
    x = 8,815.49

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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.