Home / 34,049.57-46,992.56-20,620.49

Finding the Fourth Proportional to 34,049.57, 46,992.56 and 20,620.49

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Solution

The fourth proportional to 34,049.57, 46,992.56 and 20,620.49 is: 28,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,049.57 : 46,992.56 = 20,620.49 : x
  2. Step 2: Convert to fraction form
    34,049.57/46,992.56 = 20,620.49/x
  3. Step 3: Cross multiply
    34,049.57x = 46,992.56 × 20,620.49
  4. Step 4: Simplify right side
    34,049.57x = 969,009,275.49
  5. Step 5: Solve for x
    x = 969,009,275.49/34,049.57
  6. Step 6: Final answer
    x = 28,458.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.