Home / 21,594.42-32,408.91-11,209.14

Finding the Fourth Proportional to 21,594.42, 32,408.91 and 11,209.14

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Solution

The fourth proportional to 21,594.42, 32,408.91 and 11,209.14 is: 16,822.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594.42 : 32,408.91 = 11,209.14 : x
  2. Step 2: Convert to fraction form
    21,594.42/32,408.91 = 11,209.14/x
  3. Step 3: Cross multiply
    21,594.42x = 32,408.91 × 11,209.14
  4. Step 4: Simplify right side
    21,594.42x = 363,276,009.44
  5. Step 5: Solve for x
    x = 363,276,009.44/21,594.42
  6. Step 6: Final answer
    x = 16,822.68

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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.