Home / 33,612.08-46,385.79-18,505.49

Finding the Fourth Proportional to 33,612.08, 46,385.79 and 18,505.49

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Solution

The fourth proportional to 33,612.08, 46,385.79 and 18,505.49 is: 25,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,612.08 : 46,385.79 = 18,505.49 : x
  2. Step 2: Convert to fraction form
    33,612.08/46,385.79 = 18,505.49/x
  3. Step 3: Cross multiply
    33,612.08x = 46,385.79 × 18,505.49
  4. Step 4: Simplify right side
    33,612.08x = 858,391,772.99
  5. Step 5: Solve for x
    x = 858,391,772.99/33,612.08
  6. Step 6: Final answer
    x = 25,538.19

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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.