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Finding the Fourth Proportional to 27,415.52, 41,123.52 and 6,639.04

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Solution

The fourth proportional to 27,415.52, 41,123.52 and 6,639.04 is: 9,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.52 : 41,123.52 = 6,639.04 : x
  2. Step 2: Convert to fraction form
    27,415.52/41,123.52 = 6,639.04/x
  3. Step 3: Cross multiply
    27,415.52x = 41,123.52 × 6,639.04
  4. Step 4: Simplify right side
    27,415.52x = 273,020,694.22
  5. Step 5: Solve for x
    x = 273,020,694.22/27,415.52
  6. Step 6: Final answer
    x = 9,958.62

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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.