Home / 11,132.01-16,706.47-4,118.66

Finding the Fourth Proportional to 11,132.01, 16,706.47 and 4,118.66

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Solution

The fourth proportional to 11,132.01, 16,706.47 and 4,118.66 is: 6,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.01 : 16,706.47 = 4,118.66 : x
  2. Step 2: Convert to fraction form
    11,132.01/16,706.47 = 4,118.66/x
  3. Step 3: Cross multiply
    11,132.01x = 16,706.47 × 4,118.66
  4. Step 4: Simplify right side
    11,132.01x = 68,808,186.20
  5. Step 5: Solve for x
    x = 68,808,186.20/11,132.01
  6. Step 6: Final answer
    x = 6,181.11

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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.