Home / 19,581.86-27,024.28-11,083.96

Finding the Fourth Proportional to 19,581.86, 27,024.28 and 11,083.96

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Solution

The fourth proportional to 19,581.86, 27,024.28 and 11,083.96 is: 15,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581.86 : 27,024.28 = 11,083.96 : x
  2. Step 2: Convert to fraction form
    19,581.86/27,024.28 = 11,083.96/x
  3. Step 3: Cross multiply
    19,581.86x = 27,024.28 × 11,083.96
  4. Step 4: Simplify right side
    19,581.86x = 299,536,038.55
  5. Step 5: Solve for x
    x = 299,536,038.55/19,581.86
  6. Step 6: Final answer
    x = 15,296.61

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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.