Home / 54,664.38-81,996.66-15,221.49

Finding the Fourth Proportional to 54,664.38, 81,996.66 and 15,221.49

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Solution

The fourth proportional to 54,664.38, 81,996.66 and 15,221.49 is: 22,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,664.38 : 81,996.66 = 15,221.49 : x
  2. Step 2: Convert to fraction form
    54,664.38/81,996.66 = 15,221.49/x
  3. Step 3: Cross multiply
    54,664.38x = 81,996.66 × 15,221.49
  4. Step 4: Simplify right side
    54,664.38x = 1,248,111,340.22
  5. Step 5: Solve for x
    x = 1,248,111,340.22/54,664.38
  6. Step 6: Final answer
    x = 22,832.26

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1.5x scale

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.