Home / 63,078.80-94,636.46-18,706.62

Finding the Fourth Proportional to 63,078.80, 94,636.46 and 18,706.62

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Solution

The fourth proportional to 63,078.80, 94,636.46 and 18,706.62 is: 28,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,078.80 : 94,636.46 = 18,706.62 : x
  2. Step 2: Convert to fraction form
    63,078.80/94,636.46 = 18,706.62/x
  3. Step 3: Cross multiply
    63,078.80x = 94,636.46 × 18,706.62
  4. Step 4: Simplify right side
    63,078.80x = 1,770,328,129.61
  5. Step 5: Solve for x
    x = 1,770,328,129.61/63,078.80
  6. Step 6: Final answer
    x = 28,065.34

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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.