Home / 33,450.06-46,166.13-21,355.71

Finding the Fourth Proportional to 33,450.06, 46,166.13 and 21,355.71

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Solution

The fourth proportional to 33,450.06, 46,166.13 and 21,355.71 is: 29,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,450.06 : 46,166.13 = 21,355.71 : x
  2. Step 2: Convert to fraction form
    33,450.06/46,166.13 = 21,355.71/x
  3. Step 3: Cross multiply
    33,450.06x = 46,166.13 × 21,355.71
  4. Step 4: Simplify right side
    33,450.06x = 985,910,484.10
  5. Step 5: Solve for x
    x = 985,910,484.10/33,450.06
  6. Step 6: Final answer
    x = 29,474.10

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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.