Home / 13,348.50-20,023.02-4,114.50

Finding the Fourth Proportional to 13,348.50, 20,023.02 and 4,114.50

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Solution

The fourth proportional to 13,348.50, 20,023.02 and 4,114.50 is: 6,171.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.50 : 20,023.02 = 4,114.50 : x
  2. Step 2: Convert to fraction form
    13,348.50/20,023.02 = 4,114.50/x
  3. Step 3: Cross multiply
    13,348.50x = 20,023.02 × 4,114.50
  4. Step 4: Simplify right side
    13,348.50x = 82,384,715.79
  5. Step 5: Solve for x
    x = 82,384,715.79/13,348.50
  6. Step 6: Final answer
    x = 6,171.83

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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.