Home / 33,932.40-46,832.94-21,191.28

Finding the Fourth Proportional to 33,932.40, 46,832.94 and 21,191.28

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Solution

The fourth proportional to 33,932.40, 46,832.94 and 21,191.28 is: 29,247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,932.40 : 46,832.94 = 21,191.28 : x
  2. Step 2: Convert to fraction form
    33,932.40/46,832.94 = 21,191.28/x
  3. Step 3: Cross multiply
    33,932.40x = 46,832.94 × 21,191.28
  4. Step 4: Simplify right side
    33,932.40x = 992,449,944.76
  5. Step 5: Solve for x
    x = 992,449,944.76/33,932.40
  6. Step 6: Final answer
    x = 29,247.86

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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.