Home / 27,941.10-41,905.76-8,214.30

Finding the Fourth Proportional to 27,941.10, 41,905.76 and 8,214.30

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Solution

The fourth proportional to 27,941.10, 41,905.76 and 8,214.30 is: 12,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.10 : 41,905.76 = 8,214.30 : x
  2. Step 2: Convert to fraction form
    27,941.10/41,905.76 = 8,214.30/x
  3. Step 3: Cross multiply
    27,941.10x = 41,905.76 × 8,214.30
  4. Step 4: Simplify right side
    27,941.10x = 344,226,484.37
  5. Step 5: Solve for x
    x = 344,226,484.37/27,941.10
  6. Step 6: Final answer
    x = 12,319.72

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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.