Home / 27,928.75-41,879.96-10,146.87

Finding the Fourth Proportional to 27,928.75, 41,879.96 and 10,146.87

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Solution

The fourth proportional to 27,928.75, 41,879.96 and 10,146.87 is: 15,215.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.75 : 41,879.96 = 10,146.87 : x
  2. Step 2: Convert to fraction form
    27,928.75/41,879.96 = 10,146.87/x
  3. Step 3: Cross multiply
    27,928.75x = 41,879.96 × 10,146.87
  4. Step 4: Simplify right side
    27,928.75x = 424,950,461.37
  5. Step 5: Solve for x
    x = 424,950,461.37/27,928.75
  6. Step 6: Final answer
    x = 15,215.52

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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.