Home / 19,434.36-29,157.63-6,954.09

Finding the Fourth Proportional to 19,434.36, 29,157.63 and 6,954.09

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Solution

The fourth proportional to 19,434.36, 29,157.63 and 6,954.09 is: 10,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.36 : 29,157.63 = 6,954.09 : x
  2. Step 2: Convert to fraction form
    19,434.36/29,157.63 = 6,954.09/x
  3. Step 3: Cross multiply
    19,434.36x = 29,157.63 × 6,954.09
  4. Step 4: Simplify right side
    19,434.36x = 202,764,783.21
  5. Step 5: Solve for x
    x = 202,764,783.21/19,434.36
  6. Step 6: Final answer
    x = 10,433.31

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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.