Home / 21,406.52-32,068.23-15,773.97

Finding the Fourth Proportional to 21,406.52, 32,068.23 and 15,773.97

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Solution

The fourth proportional to 21,406.52, 32,068.23 and 15,773.97 is: 23,630.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,406.52 : 32,068.23 = 15,773.97 : x
  2. Step 2: Convert to fraction form
    21,406.52/32,068.23 = 15,773.97/x
  3. Step 3: Cross multiply
    21,406.52x = 32,068.23 × 15,773.97
  4. Step 4: Simplify right side
    21,406.52x = 505,843,132.87
  5. Step 5: Solve for x
    x = 505,843,132.87/21,406.52
  6. Step 6: Final answer
    x = 23,630.34

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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.