Home / 33,620.91-46,397.15-18,513.63

Finding the Fourth Proportional to 33,620.91, 46,397.15 and 18,513.63

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Solution

The fourth proportional to 33,620.91, 46,397.15 and 18,513.63 is: 25,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620.91 : 46,397.15 = 18,513.63 : x
  2. Step 2: Convert to fraction form
    33,620.91/46,397.15 = 18,513.63/x
  3. Step 3: Cross multiply
    33,620.91x = 46,397.15 × 18,513.63
  4. Step 4: Simplify right side
    33,620.91x = 858,979,579.61
  5. Step 5: Solve for x
    x = 858,979,579.61/33,620.91
  6. Step 6: Final answer
    x = 25,548.97

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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.