Home / 20,272.46-30,411.59-6,233.66

Finding the Fourth Proportional to 20,272.46, 30,411.59 and 6,233.66

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Solution

The fourth proportional to 20,272.46, 30,411.59 and 6,233.66 is: 9,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,272.46 : 30,411.59 = 6,233.66 : x
  2. Step 2: Convert to fraction form
    20,272.46/30,411.59 = 6,233.66/x
  3. Step 3: Cross multiply
    20,272.46x = 30,411.59 × 6,233.66
  4. Step 4: Simplify right side
    20,272.46x = 189,575,603.73
  5. Step 5: Solve for x
    x = 189,575,603.73/20,272.46
  6. Step 6: Final answer
    x = 9,351.39

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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.