Home / 21,052.08-29,051.94-11,620.62

Finding the Fourth Proportional to 21,052.08, 29,051.94 and 11,620.62

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Solution

The fourth proportional to 21,052.08, 29,051.94 and 11,620.62 is: 16,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052.08 : 29,051.94 = 11,620.62 : x
  2. Step 2: Convert to fraction form
    21,052.08/29,051.94 = 11,620.62/x
  3. Step 3: Cross multiply
    21,052.08x = 29,051.94 × 11,620.62
  4. Step 4: Simplify right side
    21,052.08x = 337,601,555.00
  5. Step 5: Solve for x
    x = 337,601,555.00/21,052.08
  6. Step 6: Final answer
    x = 16,036.49

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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.