Home / 33,070.88-49,491.91-20,415.44

Finding the Fourth Proportional to 33,070.88, 49,491.91 and 20,415.44

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Solution

The fourth proportional to 33,070.88, 49,491.91 and 20,415.44 is: 30,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,070.88 : 49,491.91 = 20,415.44 : x
  2. Step 2: Convert to fraction form
    33,070.88/49,491.91 = 20,415.44/x
  3. Step 3: Cross multiply
    33,070.88x = 49,491.91 × 20,415.44
  4. Step 4: Simplify right side
    33,070.88x = 1,010,399,268.34
  5. Step 5: Solve for x
    x = 1,010,399,268.34/33,070.88
  6. Step 6: Final answer
    x = 30,552.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.