Home / 21,043.74-29,039.94-12,096.75

Finding the Fourth Proportional to 21,043.74, 29,039.94 and 12,096.75

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Solution

The fourth proportional to 21,043.74, 29,039.94 and 12,096.75 is: 16,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,043.74 : 29,039.94 = 12,096.75 : x
  2. Step 2: Convert to fraction form
    21,043.74/29,039.94 = 12,096.75/x
  3. Step 3: Cross multiply
    21,043.74x = 29,039.94 × 12,096.75
  4. Step 4: Simplify right side
    21,043.74x = 351,288,894.20
  5. Step 5: Solve for x
    x = 351,288,894.20/21,043.74
  6. Step 6: Final answer
    x = 16,693.27

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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.