Home / 33,365.79-46,075.41-21,449.88

Finding the Fourth Proportional to 33,365.79, 46,075.41 and 21,449.88

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Solution

The fourth proportional to 33,365.79, 46,075.41 and 21,449.88 is: 29,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,365.79 : 46,075.41 = 21,449.88 : x
  2. Step 2: Convert to fraction form
    33,365.79/46,075.41 = 21,449.88/x
  3. Step 3: Cross multiply
    33,365.79x = 46,075.41 × 21,449.88
  4. Step 4: Simplify right side
    33,365.79x = 988,312,015.45
  5. Step 5: Solve for x
    x = 988,312,015.45/33,365.79
  6. Step 6: Final answer
    x = 29,620.52

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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.