Home / 54,630.57-81,926.00-19,081.94

Finding the Fourth Proportional to 54,630.57, 81,926.00 and 19,081.94

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Solution

The fourth proportional to 54,630.57, 81,926.00 and 19,081.94 is: 28,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,630.57 : 81,926.00 = 19,081.94 : x
  2. Step 2: Convert to fraction form
    54,630.57/81,926.00 = 19,081.94/x
  3. Step 3: Cross multiply
    54,630.57x = 81,926.00 × 19,081.94
  4. Step 4: Simplify right side
    54,630.57x = 1,563,306,582.96
  5. Step 5: Solve for x
    x = 1,563,306,582.96/54,630.57
  6. Step 6: Final answer
    x = 28,615.96

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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.