Home / 37,864.83-52,245.05-21,731.15

Finding the Fourth Proportional to 37,864.83, 52,245.05 and 21,731.15

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Solution

The fourth proportional to 37,864.83, 52,245.05 and 21,731.15 is: 29,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,864.83 : 52,245.05 = 21,731.15 : x
  2. Step 2: Convert to fraction form
    37,864.83/52,245.05 = 21,731.15/x
  3. Step 3: Cross multiply
    37,864.83x = 52,245.05 × 21,731.15
  4. Step 4: Simplify right side
    37,864.83x = 1,135,345,040.26
  5. Step 5: Solve for x
    x = 1,135,345,040.26/37,864.83
  6. Step 6: Final answer
    x = 29,984.15

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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.