Home / 12,098.33-18,145.40-3,331.16

Finding the Fourth Proportional to 12,098.33, 18,145.40 and 3,331.16

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Solution

The fourth proportional to 12,098.33, 18,145.40 and 3,331.16 is: 4,996.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098.33 : 18,145.40 = 3,331.16 : x
  2. Step 2: Convert to fraction form
    12,098.33/18,145.40 = 3,331.16/x
  3. Step 3: Cross multiply
    12,098.33x = 18,145.40 × 3,331.16
  4. Step 4: Simplify right side
    12,098.33x = 60,445,123.28
  5. Step 5: Solve for x
    x = 60,445,123.28/12,098.33
  6. Step 6: Final answer
    x = 4,996.16

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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.