Home / 54,621.78-81,930.61-22,600

Finding the Fourth Proportional to 54,621.78, 81,930.61 and 22,600

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Solution

The fourth proportional to 54,621.78, 81,930.61 and 22,600 is: 33,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,621.78 : 81,930.61 = 22,600 : x
  2. Step 2: Convert to fraction form
    54,621.78/81,930.61 = 22,600/x
  3. Step 3: Cross multiply
    54,621.78x = 81,930.61 × 22,600
  4. Step 4: Simplify right side
    54,621.78x = 1,851,631,786
  5. Step 5: Solve for x
    x = 1,851,631,786/54,621.78
  6. Step 6: Final answer
    x = 33,899.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.