Home / 36,930.33-50,958.72-21,013.02

Finding the Fourth Proportional to 36,930.33, 50,958.72 and 21,013.02

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Solution

The fourth proportional to 36,930.33, 50,958.72 and 21,013.02 is: 28,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,930.33 : 50,958.72 = 21,013.02 : x
  2. Step 2: Convert to fraction form
    36,930.33/50,958.72 = 21,013.02/x
  3. Step 3: Cross multiply
    36,930.33x = 50,958.72 × 21,013.02
  4. Step 4: Simplify right side
    36,930.33x = 1,070,796,602.53
  5. Step 5: Solve for x
    x = 1,070,796,602.53/36,930.33
  6. Step 6: Final answer
    x = 28,995.05

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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.