Home / 36,982.28-51,034.55-21,071.85

Finding the Fourth Proportional to 36,982.28, 51,034.55 and 21,071.85

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Solution

The fourth proportional to 36,982.28, 51,034.55 and 21,071.85 is: 29,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,982.28 : 51,034.55 = 21,071.85 : x
  2. Step 2: Convert to fraction form
    36,982.28/51,034.55 = 21,071.85/x
  3. Step 3: Cross multiply
    36,982.28x = 51,034.55 × 21,071.85
  4. Step 4: Simplify right side
    36,982.28x = 1,075,392,277.06
  5. Step 5: Solve for x
    x = 1,075,392,277.06/36,982.28
  6. Step 6: Final answer
    x = 29,078.59

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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.