Home / 35,293.05-52,960.23-13,121.73

Finding the Fourth Proportional to 35,293.05, 52,960.23 and 13,121.73

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Solution

The fourth proportional to 35,293.05, 52,960.23 and 13,121.73 is: 19,690.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.05 : 52,960.23 = 13,121.73 : x
  2. Step 2: Convert to fraction form
    35,293.05/52,960.23 = 13,121.73/x
  3. Step 3: Cross multiply
    35,293.05x = 52,960.23 × 13,121.73
  4. Step 4: Simplify right side
    35,293.05x = 694,929,838.80
  5. Step 5: Solve for x
    x = 694,929,838.80/35,293.05
  6. Step 6: Final answer
    x = 19,690.27

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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.