Home / 12,073.32-18,110.30-3,308.20

Finding the Fourth Proportional to 12,073.32, 18,110.30 and 3,308.20

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Solution

The fourth proportional to 12,073.32, 18,110.30 and 3,308.20 is: 4,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.32 : 18,110.30 = 3,308.20 : x
  2. Step 2: Convert to fraction form
    12,073.32/18,110.30 = 3,308.20/x
  3. Step 3: Cross multiply
    12,073.32x = 18,110.30 × 3,308.20
  4. Step 4: Simplify right side
    12,073.32x = 59,912,494.46
  5. Step 5: Solve for x
    x = 59,912,494.46/12,073.32
  6. Step 6: Final answer
    x = 4,962.39

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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.