Home / 11,432.25-17,142.12-6,173.55

Finding the Fourth Proportional to 11,432.25, 17,142.12 and 6,173.55

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Solution

The fourth proportional to 11,432.25, 17,142.12 and 6,173.55 is: 9,256.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,432.25 : 17,142.12 = 6,173.55 : x
  2. Step 2: Convert to fraction form
    11,432.25/17,142.12 = 6,173.55/x
  3. Step 3: Cross multiply
    11,432.25x = 17,142.12 × 6,173.55
  4. Step 4: Simplify right side
    11,432.25x = 105,827,734.93
  5. Step 5: Solve for x
    x = 105,827,734.93/11,432.25
  6. Step 6: Final answer
    x = 9,256.95

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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.