Home / 13,122.83-19,684.23-3,262.11

Finding the Fourth Proportional to 13,122.83, 19,684.23 and 3,262.11

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Solution

The fourth proportional to 13,122.83, 19,684.23 and 3,262.11 is: 4,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122.83 : 19,684.23 = 3,262.11 : x
  2. Step 2: Convert to fraction form
    13,122.83/19,684.23 = 3,262.11/x
  3. Step 3: Cross multiply
    13,122.83x = 19,684.23 × 3,262.11
  4. Step 4: Simplify right side
    13,122.83x = 64,212,008.79
  5. Step 5: Solve for x
    x = 64,212,008.79/13,122.83
  6. Step 6: Final answer
    x = 4,893.15

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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.