Home / 51,876.94-77,821.08-18,592.42

Finding the Fourth Proportional to 51,876.94, 77,821.08 and 18,592.42

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Solution

The fourth proportional to 51,876.94, 77,821.08 and 18,592.42 is: 27,890.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,876.94 : 77,821.08 = 18,592.42 : x
  2. Step 2: Convert to fraction form
    51,876.94/77,821.08 = 18,592.42/x
  3. Step 3: Cross multiply
    51,876.94x = 77,821.08 × 18,592.42
  4. Step 4: Simplify right side
    51,876.94x = 1,446,882,204.21
  5. Step 5: Solve for x
    x = 1,446,882,204.21/51,876.94
  6. Step 6: Final answer
    x = 27,890.66

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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.