Home / 33,621.48-46,397.24-18,513.84

Finding the Fourth Proportional to 33,621.48, 46,397.24 and 18,513.84

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Solution

The fourth proportional to 33,621.48, 46,397.24 and 18,513.84 is: 25,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,621.48 : 46,397.24 = 18,513.84 : x
  2. Step 2: Convert to fraction form
    33,621.48/46,397.24 = 18,513.84/x
  3. Step 3: Cross multiply
    33,621.48x = 46,397.24 × 18,513.84
  4. Step 4: Simplify right side
    33,621.48x = 858,991,077.80
  5. Step 5: Solve for x
    x = 858,991,077.80/33,621.48
  6. Step 6: Final answer
    x = 25,548.88

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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.