Home / 27,961.54-41,949.57-10,431.50

Finding the Fourth Proportional to 27,961.54, 41,949.57 and 10,431.50

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Solution

The fourth proportional to 27,961.54, 41,949.57 and 10,431.50 is: 15,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.54 : 41,949.57 = 10,431.50 : x
  2. Step 2: Convert to fraction form
    27,961.54/41,949.57 = 10,431.50/x
  3. Step 3: Cross multiply
    27,961.54x = 41,949.57 × 10,431.50
  4. Step 4: Simplify right side
    27,961.54x = 437,596,939.46
  5. Step 5: Solve for x
    x = 437,596,939.46/27,961.54
  6. Step 6: Final answer
    x = 15,649.96

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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.