Home / 27,639.23-41,449.32-8,914.46

Finding the Fourth Proportional to 27,639.23, 41,449.32 and 8,914.46

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Solution

The fourth proportional to 27,639.23, 41,449.32 and 8,914.46 is: 13,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639.23 : 41,449.32 = 8,914.46 : x
  2. Step 2: Convert to fraction form
    27,639.23/41,449.32 = 8,914.46/x
  3. Step 3: Cross multiply
    27,639.23x = 41,449.32 × 8,914.46
  4. Step 4: Simplify right side
    27,639.23x = 369,498,097.92
  5. Step 5: Solve for x
    x = 369,498,097.92/27,639.23
  6. Step 6: Final answer
    x = 13,368.61

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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.