Home / 27,629.54-41,456.55-14,478.78

Finding the Fourth Proportional to 27,629.54, 41,456.55 and 14,478.78

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Solution

The fourth proportional to 27,629.54, 41,456.55 and 14,478.78 is: 21,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,629.54 : 41,456.55 = 14,478.78 : x
  2. Step 2: Convert to fraction form
    27,629.54/41,456.55 = 14,478.78/x
  3. Step 3: Cross multiply
    27,629.54x = 41,456.55 × 14,478.78
  4. Step 4: Simplify right side
    27,629.54x = 600,240,267.01
  5. Step 5: Solve for x
    x = 600,240,267.01/27,629.54
  6. Step 6: Final answer
    x = 21,724.59

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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.