Home / 33,488.87-46,214.48-18,381.79

Finding the Fourth Proportional to 33,488.87, 46,214.48 and 18,381.79

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Solution

The fourth proportional to 33,488.87, 46,214.48 and 18,381.79 is: 25,366.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,488.87 : 46,214.48 = 18,381.79 : x
  2. Step 2: Convert to fraction form
    33,488.87/46,214.48 = 18,381.79/x
  3. Step 3: Cross multiply
    33,488.87x = 46,214.48 × 18,381.79
  4. Step 4: Simplify right side
    33,488.87x = 849,504,970.04
  5. Step 5: Solve for x
    x = 849,504,970.04/33,488.87
  6. Step 6: Final answer
    x = 25,366.78

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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.