Home / 54,238.06-81,354.66-14,795.05

Finding the Fourth Proportional to 54,238.06, 81,354.66 and 14,795.05

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Solution

The fourth proportional to 54,238.06, 81,354.66 and 14,795.05 is: 22,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,238.06 : 81,354.66 = 14,795.05 : x
  2. Step 2: Convert to fraction form
    54,238.06/81,354.66 = 14,795.05/x
  3. Step 3: Cross multiply
    54,238.06x = 81,354.66 × 14,795.05
  4. Step 4: Simplify right side
    54,238.06x = 1,203,645,855.66
  5. Step 5: Solve for x
    x = 1,203,645,855.66/54,238.06
  6. Step 6: Final answer
    x = 22,191.90

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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.