Home / 27,338.30-41,009.07-8,618.93

Finding the Fourth Proportional to 27,338.30, 41,009.07 and 8,618.93

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Solution

The fourth proportional to 27,338.30, 41,009.07 and 8,618.93 is: 12,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.30 : 41,009.07 = 8,618.93 : x
  2. Step 2: Convert to fraction form
    27,338.30/41,009.07 = 8,618.93/x
  3. Step 3: Cross multiply
    27,338.30x = 41,009.07 × 8,618.93
  4. Step 4: Simplify right side
    27,338.30x = 353,454,303.70
  5. Step 5: Solve for x
    x = 353,454,303.70/27,338.30
  6. Step 6: Final answer
    x = 12,928.91

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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.