Home / 33,782.59-46,619.94-20,354.41

Finding the Fourth Proportional to 33,782.59, 46,619.94 and 20,354.41

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Solution

The fourth proportional to 33,782.59, 46,619.94 and 20,354.41 is: 28,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,782.59 : 46,619.94 = 20,354.41 : x
  2. Step 2: Convert to fraction form
    33,782.59/46,619.94 = 20,354.41/x
  3. Step 3: Cross multiply
    33,782.59x = 46,619.94 × 20,354.41
  4. Step 4: Simplify right side
    33,782.59x = 948,921,139.84
  5. Step 5: Solve for x
    x = 948,921,139.84/33,782.59
  6. Step 6: Final answer
    x = 28,089.06

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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.