Home / 33,688.80-46,464.30-21,755.07

Finding the Fourth Proportional to 33,688.80, 46,464.30 and 21,755.07

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Solution

The fourth proportional to 33,688.80, 46,464.30 and 21,755.07 is: 30,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.80 : 46,464.30 = 21,755.07 : x
  2. Step 2: Convert to fraction form
    33,688.80/46,464.30 = 21,755.07/x
  3. Step 3: Cross multiply
    33,688.80x = 46,464.30 × 21,755.07
  4. Step 4: Simplify right side
    33,688.80x = 1,010,834,099.00
  5. Step 5: Solve for x
    x = 1,010,834,099.00/33,688.80
  6. Step 6: Final answer
    x = 30,005.05

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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.