Home / 21,529.17-32,259.69-16,610.85

Finding the Fourth Proportional to 21,529.17, 32,259.69 and 16,610.85

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Solution

The fourth proportional to 21,529.17, 32,259.69 and 16,610.85 is: 24,889.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529.17 : 32,259.69 = 16,610.85 : x
  2. Step 2: Convert to fraction form
    21,529.17/32,259.69 = 16,610.85/x
  3. Step 3: Cross multiply
    21,529.17x = 32,259.69 × 16,610.85
  4. Step 4: Simplify right side
    21,529.17x = 535,860,871.64
  5. Step 5: Solve for x
    x = 535,860,871.64/21,529.17
  6. Step 6: Final answer
    x = 24,889.99

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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.