Home / 21,654.14-29,896.29-16,608.65

Finding the Fourth Proportional to 21,654.14, 29,896.29 and 16,608.65

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Solution

The fourth proportional to 21,654.14, 29,896.29 and 16,608.65 is: 22,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654.14 : 29,896.29 = 16,608.65 : x
  2. Step 2: Convert to fraction form
    21,654.14/29,896.29 = 16,608.65/x
  3. Step 3: Cross multiply
    21,654.14x = 29,896.29 × 16,608.65
  4. Step 4: Simplify right side
    21,654.14x = 496,536,867.43
  5. Step 5: Solve for x
    x = 496,536,867.43/21,654.14
  6. Step 6: Final answer
    x = 22,930.35

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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.