Home / 29,112.44-43,668.68-12,461.69

Finding the Fourth Proportional to 29,112.44, 43,668.68 and 12,461.69

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Solution

The fourth proportional to 29,112.44, 43,668.68 and 12,461.69 is: 18,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.44 : 43,668.68 = 12,461.69 : x
  2. Step 2: Convert to fraction form
    29,112.44/43,668.68 = 12,461.69/x
  3. Step 3: Cross multiply
    29,112.44x = 43,668.68 × 12,461.69
  4. Step 4: Simplify right side
    29,112.44x = 544,185,599.73
  5. Step 5: Solve for x
    x = 544,185,599.73/29,112.44
  6. Step 6: Final answer
    x = 18,692.55

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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.