Home / 54,890.11-82,340.66-14,909.73

Finding the Fourth Proportional to 54,890.11, 82,340.66 and 14,909.73

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Solution

The fourth proportional to 54,890.11, 82,340.66 and 14,909.73 is: 22,366.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,890.11 : 82,340.66 = 14,909.73 : x
  2. Step 2: Convert to fraction form
    54,890.11/82,340.66 = 14,909.73/x
  3. Step 3: Cross multiply
    54,890.11x = 82,340.66 × 14,909.73
  4. Step 4: Simplify right side
    54,890.11x = 1,227,677,008.62
  5. Step 5: Solve for x
    x = 1,227,677,008.62/54,890.11
  6. Step 6: Final answer
    x = 22,366.09

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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.