Home / 33,159.54-45,759.69-18,255.54

Finding the Fourth Proportional to 33,159.54, 45,759.69 and 18,255.54

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Solution

The fourth proportional to 33,159.54, 45,759.69 and 18,255.54 is: 25,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.54 : 45,759.69 = 18,255.54 : x
  2. Step 2: Convert to fraction form
    33,159.54/45,759.69 = 18,255.54/x
  3. Step 3: Cross multiply
    33,159.54x = 45,759.69 × 18,255.54
  4. Step 4: Simplify right side
    33,159.54x = 835,367,851.18
  5. Step 5: Solve for x
    x = 835,367,851.18/33,159.54
  6. Step 6: Final answer
    x = 25,192.38

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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.