Home / 33,078.66-49,602.30-12,824.88

Finding the Fourth Proportional to 33,078.66, 49,602.30 and 12,824.88

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Solution

The fourth proportional to 33,078.66, 49,602.30 and 12,824.88 is: 19,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.66 : 49,602.30 = 12,824.88 : x
  2. Step 2: Convert to fraction form
    33,078.66/49,602.30 = 12,824.88/x
  3. Step 3: Cross multiply
    33,078.66x = 49,602.30 × 12,824.88
  4. Step 4: Simplify right side
    33,078.66x = 636,143,545.22
  5. Step 5: Solve for x
    x = 636,143,545.22/33,078.66
  6. Step 6: Final answer
    x = 19,231.24

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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.