Home / 33,998.30-46,903.11-21,242.79

Finding the Fourth Proportional to 33,998.30, 46,903.11 and 21,242.79

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Solution

The fourth proportional to 33,998.30, 46,903.11 and 21,242.79 is: 29,305.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,998.30 : 46,903.11 = 21,242.79 : x
  2. Step 2: Convert to fraction form
    33,998.30/46,903.11 = 21,242.79/x
  3. Step 3: Cross multiply
    33,998.30x = 46,903.11 × 21,242.79
  4. Step 4: Simplify right side
    33,998.30x = 996,352,916.08
  5. Step 5: Solve for x
    x = 996,352,916.08/33,998.30
  6. Step 6: Final answer
    x = 29,305.97

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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.