Home / 34,178.86-51,267.97-10,805.30

Finding the Fourth Proportional to 34,178.86, 51,267.97 and 10,805.30

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Solution

The fourth proportional to 34,178.86, 51,267.97 and 10,805.30 is: 16,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178.86 : 51,267.97 = 10,805.30 : x
  2. Step 2: Convert to fraction form
    34,178.86/51,267.97 = 10,805.30/x
  3. Step 3: Cross multiply
    34,178.86x = 51,267.97 × 10,805.30
  4. Step 4: Simplify right side
    34,178.86x = 553,965,796.24
  5. Step 5: Solve for x
    x = 553,965,796.24/34,178.86
  6. Step 6: Final answer
    x = 16,207.85

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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.