Home / 27,363.78-37,761.96-14,788.50

Finding the Fourth Proportional to 27,363.78, 37,761.96 and 14,788.50

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Solution

The fourth proportional to 27,363.78, 37,761.96 and 14,788.50 is: 20,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,363.78 : 37,761.96 = 14,788.50 : x
  2. Step 2: Convert to fraction form
    27,363.78/37,761.96 = 14,788.50/x
  3. Step 3: Cross multiply
    27,363.78x = 37,761.96 × 14,788.50
  4. Step 4: Simplify right side
    27,363.78x = 558,442,745.46
  5. Step 5: Solve for x
    x = 558,442,745.46/27,363.78
  6. Step 6: Final answer
    x = 20,408.10

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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.