Home / 27,104.37-40,657.59-8,382.72

Finding the Fourth Proportional to 27,104.37, 40,657.59 and 8,382.72

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Solution

The fourth proportional to 27,104.37, 40,657.59 and 8,382.72 is: 12,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,104.37 : 40,657.59 = 8,382.72 : x
  2. Step 2: Convert to fraction form
    27,104.37/40,657.59 = 8,382.72/x
  3. Step 3: Cross multiply
    27,104.37x = 40,657.59 × 8,382.72
  4. Step 4: Simplify right side
    27,104.37x = 340,821,192.84
  5. Step 5: Solve for x
    x = 340,821,192.84/27,104.37
  6. Step 6: Final answer
    x = 12,574.40

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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.