Home / 17,828.81-26,727.35-8,463.05

Finding the Fourth Proportional to 17,828.81, 26,727.35 and 8,463.05

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Solution

The fourth proportional to 17,828.81, 26,727.35 and 8,463.05 is: 12,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.81 : 26,727.35 = 8,463.05 : x
  2. Step 2: Convert to fraction form
    17,828.81/26,727.35 = 8,463.05/x
  3. Step 3: Cross multiply
    17,828.81x = 26,727.35 × 8,463.05
  4. Step 4: Simplify right side
    17,828.81x = 226,194,899.42
  5. Step 5: Solve for x
    x = 226,194,899.42/17,828.81
  6. Step 6: Final answer
    x = 12,687.04

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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.