Home / 15,769.11-23,648.40-12,263.03

Finding the Fourth Proportional to 15,769.11, 23,648.40 and 12,263.03

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Solution

The fourth proportional to 15,769.11, 23,648.40 and 12,263.03 is: 18,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.11 : 23,648.40 = 12,263.03 : x
  2. Step 2: Convert to fraction form
    15,769.11/23,648.40 = 12,263.03/x
  3. Step 3: Cross multiply
    15,769.11x = 23,648.40 × 12,263.03
  4. Step 4: Simplify right side
    15,769.11x = 290,000,920.41
  5. Step 5: Solve for x
    x = 290,000,920.41/15,769.11
  6. Step 6: Final answer
    x = 18,390.44

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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.