Home / 18,623.64-27,935.46-5,476.02

Finding the Fourth Proportional to 18,623.64, 27,935.46 and 5,476.02

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Solution

The fourth proportional to 18,623.64, 27,935.46 and 5,476.02 is: 8,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.64 : 27,935.46 = 5,476.02 : x
  2. Step 2: Convert to fraction form
    18,623.64/27,935.46 = 5,476.02/x
  3. Step 3: Cross multiply
    18,623.64x = 27,935.46 × 5,476.02
  4. Step 4: Simplify right side
    18,623.64x = 152,975,137.67
  5. Step 5: Solve for x
    x = 152,975,137.67/18,623.64
  6. Step 6: Final answer
    x = 8,214.03

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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.