Home / 34,612.88-51,896.52-12,415.04

Finding the Fourth Proportional to 34,612.88, 51,896.52 and 12,415.04

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Solution

The fourth proportional to 34,612.88, 51,896.52 and 12,415.04 is: 18,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,612.88 : 51,896.52 = 12,415.04 : x
  2. Step 2: Convert to fraction form
    34,612.88/51,896.52 = 12,415.04/x
  3. Step 3: Cross multiply
    34,612.88x = 51,896.52 × 12,415.04
  4. Step 4: Simplify right side
    34,612.88x = 644,297,371.66
  5. Step 5: Solve for x
    x = 644,297,371.66/34,612.88
  6. Step 6: Final answer
    x = 18,614.38

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1.5x scale

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.