Home / 33,479.28-46,175.04-21,543.84

Finding the Fourth Proportional to 33,479.28, 46,175.04 and 21,543.84

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Solution

The fourth proportional to 33,479.28, 46,175.04 and 21,543.84 is: 29,713.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479.28 : 46,175.04 = 21,543.84 : x
  2. Step 2: Convert to fraction form
    33,479.28/46,175.04 = 21,543.84/x
  3. Step 3: Cross multiply
    33,479.28x = 46,175.04 × 21,543.84
  4. Step 4: Simplify right side
    33,479.28x = 994,787,673.75
  5. Step 5: Solve for x
    x = 994,787,673.75/33,479.28
  6. Step 6: Final answer
    x = 29,713.53

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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.