Home / 10,467.96-15,734.88-9,680.64

Finding the Fourth Proportional to 10,467.96, 15,734.88 and 9,680.64

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Solution

The fourth proportional to 10,467.96, 15,734.88 and 9,680.64 is: 14,551.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.96 : 15,734.88 = 9,680.64 : x
  2. Step 2: Convert to fraction form
    10,467.96/15,734.88 = 9,680.64/x
  3. Step 3: Cross multiply
    10,467.96x = 15,734.88 × 9,680.64
  4. Step 4: Simplify right side
    10,467.96x = 152,323,708.72
  5. Step 5: Solve for x
    x = 152,323,708.72/10,467.96
  6. Step 6: Final answer
    x = 14,551.42

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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.