Home / 54,227.88-81,327.24-19,158.12

Finding the Fourth Proportional to 54,227.88, 81,327.24 and 19,158.12

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Solution

The fourth proportional to 54,227.88, 81,327.24 and 19,158.12 is: 28,732.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,227.88 : 81,327.24 = 19,158.12 : x
  2. Step 2: Convert to fraction form
    54,227.88/81,327.24 = 19,158.12/x
  3. Step 3: Cross multiply
    54,227.88x = 81,327.24 × 19,158.12
  4. Step 4: Simplify right side
    54,227.88x = 1,558,077,023.19
  5. Step 5: Solve for x
    x = 1,558,077,023.19/54,227.88
  6. Step 6: Final answer
    x = 28,732.03

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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.