Home / 21,644.21-32,466.34-17,289.35

Finding the Fourth Proportional to 21,644.21, 32,466.34 and 17,289.35

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Solution

The fourth proportional to 21,644.21, 32,466.34 and 17,289.35 is: 25,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,644.21 : 32,466.34 = 17,289.35 : x
  2. Step 2: Convert to fraction form
    21,644.21/32,466.34 = 17,289.35/x
  3. Step 3: Cross multiply
    21,644.21x = 32,466.34 × 17,289.35
  4. Step 4: Simplify right side
    21,644.21x = 561,321,799.26
  5. Step 5: Solve for x
    x = 561,321,799.26/21,644.21
  6. Step 6: Final answer
    x = 25,934.04

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Similar ratio
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1.5x scale

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.