Home / 14,168.68-19,553.50-8,200.60

Finding the Fourth Proportional to 14,168.68, 19,553.50 and 8,200.60

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Solution

The fourth proportional to 14,168.68, 19,553.50 and 8,200.60 is: 11,317.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.68 : 19,553.50 = 8,200.60 : x
  2. Step 2: Convert to fraction form
    14,168.68/19,553.50 = 8,200.60/x
  3. Step 3: Cross multiply
    14,168.68x = 19,553.50 × 8,200.60
  4. Step 4: Simplify right side
    14,168.68x = 160,350,432.10
  5. Step 5: Solve for x
    x = 160,350,432.10/14,168.68
  6. Step 6: Final answer
    x = 11,317.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.