Home / 19,473.48-26,872.83-11,516.04

Finding the Fourth Proportional to 19,473.48, 26,872.83 and 11,516.04

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Solution

The fourth proportional to 19,473.48, 26,872.83 and 11,516.04 is: 15,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,473.48 : 26,872.83 = 11,516.04 : x
  2. Step 2: Convert to fraction form
    19,473.48/26,872.83 = 11,516.04/x
  3. Step 3: Cross multiply
    19,473.48x = 26,872.83 × 11,516.04
  4. Step 4: Simplify right side
    19,473.48x = 309,468,585.19
  5. Step 5: Solve for x
    x = 309,468,585.19/19,473.48
  6. Step 6: Final answer
    x = 15,891.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.