Home / 27,511.10-41,260.01-12,705.78

Finding the Fourth Proportional to 27,511.10, 41,260.01 and 12,705.78

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Solution

The fourth proportional to 27,511.10, 41,260.01 and 12,705.78 is: 19,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.10 : 41,260.01 = 12,705.78 : x
  2. Step 2: Convert to fraction form
    27,511.10/41,260.01 = 12,705.78/x
  3. Step 3: Cross multiply
    27,511.10x = 41,260.01 × 12,705.78
  4. Step 4: Simplify right side
    27,511.10x = 524,240,546.33
  5. Step 5: Solve for x
    x = 524,240,546.33/27,511.10
  6. Step 6: Final answer
    x = 19,055.60

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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.