Home / 11,932.14-17,898.20-3,612.14

Finding the Fourth Proportional to 11,932.14, 17,898.20 and 3,612.14

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Solution

The fourth proportional to 11,932.14, 17,898.20 and 3,612.14 is: 5,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.14 : 17,898.20 = 3,612.14 : x
  2. Step 2: Convert to fraction form
    11,932.14/17,898.20 = 3,612.14/x
  3. Step 3: Cross multiply
    11,932.14x = 17,898.20 × 3,612.14
  4. Step 4: Simplify right side
    11,932.14x = 64,650,779.91
  5. Step 5: Solve for x
    x = 64,650,779.91/11,932.14
  6. Step 6: Final answer
    x = 5,418.21

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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.