Home / 33,978.67-46,883.01-20,549.64

Finding the Fourth Proportional to 33,978.67, 46,883.01 and 20,549.64

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Solution

The fourth proportional to 33,978.67, 46,883.01 and 20,549.64 is: 28,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,978.67 : 46,883.01 = 20,549.64 : x
  2. Step 2: Convert to fraction form
    33,978.67/46,883.01 = 20,549.64/x
  3. Step 3: Cross multiply
    33,978.67x = 46,883.01 × 20,549.64
  4. Step 4: Simplify right side
    33,978.67x = 963,428,977.62
  5. Step 5: Solve for x
    x = 963,428,977.62/33,978.67
  6. Step 6: Final answer
    x = 28,353.93

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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.