Home / 33,088.80-49,649.04-20,605.44

Finding the Fourth Proportional to 33,088.80, 49,649.04 and 20,605.44

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Solution

The fourth proportional to 33,088.80, 49,649.04 and 20,605.44 is: 30,918.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,088.80 : 49,649.04 = 20,605.44 : x
  2. Step 2: Convert to fraction form
    33,088.80/49,649.04 = 20,605.44/x
  3. Step 3: Cross multiply
    33,088.80x = 49,649.04 × 20,605.44
  4. Step 4: Simplify right side
    33,088.80x = 1,023,040,314.78
  5. Step 5: Solve for x
    x = 1,023,040,314.78/33,088.80
  6. Step 6: Final answer
    x = 30,918.02

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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.