Home / 29,842.36-41,202.64-18,516.44

Finding the Fourth Proportional to 29,842.36, 41,202.64 and 18,516.44

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Solution

The fourth proportional to 29,842.36, 41,202.64 and 18,516.44 is: 25,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,842.36 : 41,202.64 = 18,516.44 : x
  2. Step 2: Convert to fraction form
    29,842.36/41,202.64 = 18,516.44/x
  3. Step 3: Cross multiply
    29,842.36x = 41,202.64 × 18,516.44
  4. Step 4: Simplify right side
    29,842.36x = 762,926,211.40
  5. Step 5: Solve for x
    x = 762,926,211.40/29,842.36
  6. Step 6: Final answer
    x = 25,565.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.