Home / 21,050.42-29,046.11-12,096.02

Finding the Fourth Proportional to 21,050.42, 29,046.11 and 12,096.02

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Solution

The fourth proportional to 21,050.42, 29,046.11 and 12,096.02 is: 16,690.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050.42 : 29,046.11 = 12,096.02 : x
  2. Step 2: Convert to fraction form
    21,050.42/29,046.11 = 12,096.02/x
  3. Step 3: Cross multiply
    21,050.42x = 29,046.11 × 12,096.02
  4. Step 4: Simplify right side
    21,050.42x = 351,342,327.48
  5. Step 5: Solve for x
    x = 351,342,327.48/21,050.42
  6. Step 6: Final answer
    x = 16,690.51

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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.