Home / 33,390.12-46,060.02-21,268.02

Finding the Fourth Proportional to 33,390.12, 46,060.02 and 21,268.02

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Solution

The fourth proportional to 33,390.12, 46,060.02 and 21,268.02 is: 29,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,390.12 : 46,060.02 = 21,268.02 : x
  2. Step 2: Convert to fraction form
    33,390.12/46,060.02 = 21,268.02/x
  3. Step 3: Cross multiply
    33,390.12x = 46,060.02 × 21,268.02
  4. Step 4: Simplify right side
    33,390.12x = 979,605,426.56
  5. Step 5: Solve for x
    x = 979,605,426.56/33,390.12
  6. Step 6: Final answer
    x = 29,338.18

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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.