Home / 33,361.74-45,934.29-28,315.44

Finding the Fourth Proportional to 33,361.74, 45,934.29 and 28,315.44

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Solution

The fourth proportional to 33,361.74, 45,934.29 and 28,315.44 is: 38,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,361.74 : 45,934.29 = 28,315.44 : x
  2. Step 2: Convert to fraction form
    33,361.74/45,934.29 = 28,315.44/x
  3. Step 3: Cross multiply
    33,361.74x = 45,934.29 × 28,315.44
  4. Step 4: Simplify right side
    33,361.74x = 1,300,649,632.44
  5. Step 5: Solve for x
    x = 1,300,649,632.44/33,361.74
  6. Step 6: Final answer
    x = 38,986.26

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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.