Home / 33,387.42-46,075.20-18,279.84

Finding the Fourth Proportional to 33,387.42, 46,075.20 and 18,279.84

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Solution

The fourth proportional to 33,387.42, 46,075.20 and 18,279.84 is: 25,226.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,387.42 : 46,075.20 = 18,279.84 : x
  2. Step 2: Convert to fraction form
    33,387.42/46,075.20 = 18,279.84/x
  3. Step 3: Cross multiply
    33,387.42x = 46,075.20 × 18,279.84
  4. Step 4: Simplify right side
    33,387.42x = 842,247,283.97
  5. Step 5: Solve for x
    x = 842,247,283.97/33,387.42
  6. Step 6: Final answer
    x = 25,226.49

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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.