Home / 34,619.64-47,791.06-20,277.48

Finding the Fourth Proportional to 34,619.64, 47,791.06 and 20,277.48

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Solution

The fourth proportional to 34,619.64, 47,791.06 and 20,277.48 is: 27,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,619.64 : 47,791.06 = 20,277.48 : x
  2. Step 2: Convert to fraction form
    34,619.64/47,791.06 = 20,277.48/x
  3. Step 3: Cross multiply
    34,619.64x = 47,791.06 × 20,277.48
  4. Step 4: Simplify right side
    34,619.64x = 969,082,263.33
  5. Step 5: Solve for x
    x = 969,082,263.33/34,619.64
  6. Step 6: Final answer
    x = 27,992.27

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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.