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Finding the Fourth Proportional to 27,347.88, 41,022.70 and 8,628.08

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Solution

The fourth proportional to 27,347.88, 41,022.70 and 8,628.08 is: 12,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.88 : 41,022.70 = 8,628.08 : x
  2. Step 2: Convert to fraction form
    27,347.88/41,022.70 = 8,628.08/x
  3. Step 3: Cross multiply
    27,347.88x = 41,022.70 × 8,628.08
  4. Step 4: Simplify right side
    27,347.88x = 353,947,137.42
  5. Step 5: Solve for x
    x = 353,947,137.42/27,347.88
  6. Step 6: Final answer
    x = 12,942.40

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1.5x scale

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.