Home / 27,338.68-41,009.70-8,619.35

Finding the Fourth Proportional to 27,338.68, 41,009.70 and 8,619.35

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Solution

The fourth proportional to 27,338.68, 41,009.70 and 8,619.35 is: 12,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.68 : 41,009.70 = 8,619.35 : x
  2. Step 2: Convert to fraction form
    27,338.68/41,009.70 = 8,619.35/x
  3. Step 3: Cross multiply
    27,338.68x = 41,009.70 × 8,619.35
  4. Step 4: Simplify right side
    27,338.68x = 353,476,957.70
  5. Step 5: Solve for x
    x = 353,476,957.70/27,338.68
  6. Step 6: Final answer
    x = 12,929.56

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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.