Home / 13,348.67-20,019.90-5,029.52

Finding the Fourth Proportional to 13,348.67, 20,019.90 and 5,029.52

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Solution

The fourth proportional to 13,348.67, 20,019.90 and 5,029.52 is: 7,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.67 : 20,019.90 = 5,029.52 : x
  2. Step 2: Convert to fraction form
    13,348.67/20,019.90 = 5,029.52/x
  3. Step 3: Cross multiply
    13,348.67x = 20,019.90 × 5,029.52
  4. Step 4: Simplify right side
    13,348.67x = 100,690,487.45
  5. Step 5: Solve for x
    x = 100,690,487.45/13,348.67
  6. Step 6: Final answer
    x = 7,543.11

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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.