Home / 33,077.26-45,648.66-18,929.80

Finding the Fourth Proportional to 33,077.26, 45,648.66 and 18,929.80

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Solution

The fourth proportional to 33,077.26, 45,648.66 and 18,929.80 is: 26,124.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,077.26 : 45,648.66 = 18,929.80 : x
  2. Step 2: Convert to fraction form
    33,077.26/45,648.66 = 18,929.80/x
  3. Step 3: Cross multiply
    33,077.26x = 45,648.66 × 18,929.80
  4. Step 4: Simplify right side
    33,077.26x = 864,120,004.07
  5. Step 5: Solve for x
    x = 864,120,004.07/33,077.26
  6. Step 6: Final answer
    x = 26,124.29

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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.