Home / 14,132.08-21,200.46-4,270.96

Finding the Fourth Proportional to 14,132.08, 21,200.46 and 4,270.96

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Solution

The fourth proportional to 14,132.08, 21,200.46 and 4,270.96 is: 6,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.08 : 21,200.46 = 4,270.96 : x
  2. Step 2: Convert to fraction form
    14,132.08/21,200.46 = 4,270.96/x
  3. Step 3: Cross multiply
    14,132.08x = 21,200.46 × 4,270.96
  4. Step 4: Simplify right side
    14,132.08x = 90,546,316.64
  5. Step 5: Solve for x
    x = 90,546,316.64/14,132.08
  6. Step 6: Final answer
    x = 6,407.15

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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.