Home / 12,073.61-18,110.41-3,308.60

Finding the Fourth Proportional to 12,073.61, 18,110.41 and 3,308.60

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Solution

The fourth proportional to 12,073.61, 18,110.41 and 3,308.60 is: 4,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.61 : 18,110.41 = 3,308.60 : x
  2. Step 2: Convert to fraction form
    12,073.61/18,110.41 = 3,308.60/x
  3. Step 3: Cross multiply
    12,073.61x = 18,110.41 × 3,308.60
  4. Step 4: Simplify right side
    12,073.61x = 59,920,003.70
  5. Step 5: Solve for x
    x = 59,920,003.70/12,073.61
  6. Step 6: Final answer
    x = 4,962.89

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Similar ratio
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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.