Home / 27,408.03-41,111.73-8,688.05

Finding the Fourth Proportional to 27,408.03, 41,111.73 and 8,688.05

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Solution

The fourth proportional to 27,408.03, 41,111.73 and 8,688.05 is: 13,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.03 : 41,111.73 = 8,688.05 : x
  2. Step 2: Convert to fraction form
    27,408.03/41,111.73 = 8,688.05/x
  3. Step 3: Cross multiply
    27,408.03x = 41,111.73 × 8,688.05
  4. Step 4: Simplify right side
    27,408.03x = 357,180,560.27
  5. Step 5: Solve for x
    x = 357,180,560.27/27,408.03
  6. Step 6: Final answer
    x = 13,031.97

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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.