Home / 33,041.73-45,635.43-21,761.63

Finding the Fourth Proportional to 33,041.73, 45,635.43 and 21,761.63

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Solution

The fourth proportional to 33,041.73, 45,635.43 and 21,761.63 is: 30,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,041.73 : 45,635.43 = 21,761.63 : x
  2. Step 2: Convert to fraction form
    33,041.73/45,635.43 = 21,761.63/x
  3. Step 3: Cross multiply
    33,041.73x = 45,635.43 × 21,761.63
  4. Step 4: Simplify right side
    33,041.73x = 993,101,114.37
  5. Step 5: Solve for x
    x = 993,101,114.37/33,041.73
  6. Step 6: Final answer
    x = 30,055.97

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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.