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Finding the Fourth Proportional to 33,481.52, 46,186.90 and 25,509.90

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Solution

The fourth proportional to 33,481.52, 46,186.90 and 25,509.90 is: 35,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,481.52 : 46,186.90 = 25,509.90 : x
  2. Step 2: Convert to fraction form
    33,481.52/46,186.90 = 25,509.90/x
  3. Step 3: Cross multiply
    33,481.52x = 46,186.90 × 25,509.90
  4. Step 4: Simplify right side
    33,481.52x = 1,178,223,200.31
  5. Step 5: Solve for x
    x = 1,178,223,200.31/33,481.52
  6. Step 6: Final answer
    x = 35,190.25

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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.