Home / 33,683.90-46,472.46-21,755.30

Finding the Fourth Proportional to 33,683.90, 46,472.46 and 21,755.30

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Solution

The fourth proportional to 33,683.90, 46,472.46 and 21,755.30 is: 30,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,683.90 : 46,472.46 = 21,755.30 : x
  2. Step 2: Convert to fraction form
    33,683.90/46,472.46 = 21,755.30/x
  3. Step 3: Cross multiply
    33,683.90x = 46,472.46 × 21,755.30
  4. Step 4: Simplify right side
    33,683.90x = 1,011,022,309.04
  5. Step 5: Solve for x
    x = 1,011,022,309.04/33,683.90
  6. Step 6: Final answer
    x = 30,015.00

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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.