Home / 33,159.36-49,751.04-20,494.31

Finding the Fourth Proportional to 33,159.36, 49,751.04 and 20,494.31

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Solution

The fourth proportional to 33,159.36, 49,751.04 and 20,494.31 is: 30,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.36 : 49,751.04 = 20,494.31 : x
  2. Step 2: Convert to fraction form
    33,159.36/49,751.04 = 20,494.31/x
  3. Step 3: Cross multiply
    33,159.36x = 49,751.04 × 20,494.31
  4. Step 4: Simplify right side
    33,159.36x = 1,019,612,987.83
  5. Step 5: Solve for x
    x = 1,019,612,987.83/33,159.36
  6. Step 6: Final answer
    x = 30,748.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.