Home / 23,330.27-32,196.11-12,719.90

Finding the Fourth Proportional to 23,330.27, 32,196.11 and 12,719.90

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Solution

The fourth proportional to 23,330.27, 32,196.11 and 12,719.90 is: 17,553.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,330.27 : 32,196.11 = 12,719.90 : x
  2. Step 2: Convert to fraction form
    23,330.27/32,196.11 = 12,719.90/x
  3. Step 3: Cross multiply
    23,330.27x = 32,196.11 × 12,719.90
  4. Step 4: Simplify right side
    23,330.27x = 409,531,316.48
  5. Step 5: Solve for x
    x = 409,531,316.48/23,330.27
  6. Step 6: Final answer
    x = 17,553.64

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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.