Home / 33,445.40-46,185.87-21,529.41

Finding the Fourth Proportional to 33,445.40, 46,185.87 and 21,529.41

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Solution

The fourth proportional to 33,445.40, 46,185.87 and 21,529.41 is: 29,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.40 : 46,185.87 = 21,529.41 : x
  2. Step 2: Convert to fraction form
    33,445.40/46,185.87 = 21,529.41/x
  3. Step 3: Cross multiply
    33,445.40x = 46,185.87 × 21,529.41
  4. Step 4: Simplify right side
    33,445.40x = 994,354,531.44
  5. Step 5: Solve for x
    x = 994,354,531.44/33,445.40
  6. Step 6: Final answer
    x = 29,730.69

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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.