Home / 12,644.02-18,966.02-4,324.10

Finding the Fourth Proportional to 12,644.02, 18,966.02 and 4,324.10

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Solution

The fourth proportional to 12,644.02, 18,966.02 and 4,324.10 is: 6,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,644.02 : 18,966.02 = 4,324.10 : x
  2. Step 2: Convert to fraction form
    12,644.02/18,966.02 = 4,324.10/x
  3. Step 3: Cross multiply
    12,644.02x = 18,966.02 × 4,324.10
  4. Step 4: Simplify right side
    12,644.02x = 82,010,967.08
  5. Step 5: Solve for x
    x = 82,010,967.08/12,644.02
  6. Step 6: Final answer
    x = 6,486.15

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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.