Home / 16,353.56-24,539.20-12,663

Finding the Fourth Proportional to 16,353.56, 24,539.20 and 12,663

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Solution

The fourth proportional to 16,353.56, 24,539.20 and 12,663 is: 19,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,353.56 : 24,539.20 = 12,663 : x
  2. Step 2: Convert to fraction form
    16,353.56/24,539.20 = 12,663/x
  3. Step 3: Cross multiply
    16,353.56x = 24,539.20 × 12,663
  4. Step 4: Simplify right side
    16,353.56x = 310,739,929.17
  5. Step 5: Solve for x
    x = 310,739,929.17/16,353.56
  6. Step 6: Final answer
    x = 19,001.36

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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.