Home / 51,863.29-77,747.41-16,784.89

Finding the Fourth Proportional to 51,863.29, 77,747.41 and 16,784.89

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Solution

The fourth proportional to 51,863.29, 77,747.41 and 16,784.89 is: 25,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,863.29 : 77,747.41 = 16,784.89 : x
  2. Step 2: Convert to fraction form
    51,863.29/77,747.41 = 16,784.89/x
  3. Step 3: Cross multiply
    51,863.29x = 77,747.41 × 16,784.89
  4. Step 4: Simplify right side
    51,863.29x = 1,304,981,551.25
  5. Step 5: Solve for x
    x = 1,304,981,551.25/51,863.29
  6. Step 6: Final answer
    x = 25,161.95

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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.