Home / 34,177.80-51,257.10-10,811.40

Finding the Fourth Proportional to 34,177.80, 51,257.10 and 10,811.40

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Solution

The fourth proportional to 34,177.80, 51,257.10 and 10,811.40 is: 16,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,177.80 : 51,257.10 = 10,811.40 : x
  2. Step 2: Convert to fraction form
    34,177.80/51,257.10 = 10,811.40/x
  3. Step 3: Cross multiply
    34,177.80x = 51,257.10 × 10,811.40
  4. Step 4: Simplify right side
    34,177.80x = 554,161,010.94
  5. Step 5: Solve for x
    x = 554,161,010.94/34,177.80
  6. Step 6: Final answer
    x = 16,214.06

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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.