Home / 20,234.33-27,941.00-12,693.62

Finding the Fourth Proportional to 20,234.33, 27,941.00 and 12,693.62

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Solution

The fourth proportional to 20,234.33, 27,941.00 and 12,693.62 is: 17,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,234.33 : 27,941.00 = 12,693.62 : x
  2. Step 2: Convert to fraction form
    20,234.33/27,941.00 = 12,693.62/x
  3. Step 3: Cross multiply
    20,234.33x = 27,941.00 × 12,693.62
  4. Step 4: Simplify right side
    20,234.33x = 354,672,233.25
  5. Step 5: Solve for x
    x = 354,672,233.25/20,234.33
  6. Step 6: Final answer
    x = 17,528.25

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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.