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Finding the Fourth Proportional to 33,490.76, 46,216.76 and 19,150.44

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Solution

The fourth proportional to 33,490.76, 46,216.76 and 19,150.44 is: 26,427.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,490.76 : 46,216.76 = 19,150.44 : x
  2. Step 2: Convert to fraction form
    33,490.76/46,216.76 = 19,150.44/x
  3. Step 3: Cross multiply
    33,490.76x = 46,216.76 × 19,150.44
  4. Step 4: Simplify right side
    33,490.76x = 885,071,289.37
  5. Step 5: Solve for x
    x = 885,071,289.37/33,490.76
  6. Step 6: Final answer
    x = 26,427.33

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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.