Home / 33,672.87-46,457.28-21,744.27

Finding the Fourth Proportional to 33,672.87, 46,457.28 and 21,744.27

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Solution

The fourth proportional to 33,672.87, 46,457.28 and 21,744.27 is: 29,999.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.87 : 46,457.28 = 21,744.27 : x
  2. Step 2: Convert to fraction form
    33,672.87/46,457.28 = 21,744.27/x
  3. Step 3: Cross multiply
    33,672.87x = 46,457.28 × 21,744.27
  4. Step 4: Simplify right side
    33,672.87x = 1,010,179,639.79
  5. Step 5: Solve for x
    x = 1,010,179,639.79/33,672.87
  6. Step 6: Final answer
    x = 29,999.81

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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.