Home / 13,330.26-19,995.40-4,096.26

Finding the Fourth Proportional to 13,330.26, 19,995.40 and 4,096.26

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Solution

The fourth proportional to 13,330.26, 19,995.40 and 4,096.26 is: 6,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.26 : 19,995.40 = 4,096.26 : x
  2. Step 2: Convert to fraction form
    13,330.26/19,995.40 = 4,096.26/x
  3. Step 3: Cross multiply
    13,330.26x = 19,995.40 × 4,096.26
  4. Step 4: Simplify right side
    13,330.26x = 81,906,357.20
  5. Step 5: Solve for x
    x = 81,906,357.20/13,330.26
  6. Step 6: Final answer
    x = 6,144.39

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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.