Home / 11,827.78-17,733.46-5,582.53

Finding the Fourth Proportional to 11,827.78, 17,733.46 and 5,582.53

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Solution

The fourth proportional to 11,827.78, 17,733.46 and 5,582.53 is: 8,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.78 : 17,733.46 = 5,582.53 : x
  2. Step 2: Convert to fraction form
    11,827.78/17,733.46 = 5,582.53/x
  3. Step 3: Cross multiply
    11,827.78x = 17,733.46 × 5,582.53
  4. Step 4: Simplify right side
    11,827.78x = 98,997,572.45
  5. Step 5: Solve for x
    x = 98,997,572.45/11,827.78
  6. Step 6: Final answer
    x = 8,369.92

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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.