Home / 13,149.34-19,732.63-4,829.42

Finding the Fourth Proportional to 13,149.34, 19,732.63 and 4,829.42

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Solution

The fourth proportional to 13,149.34, 19,732.63 and 4,829.42 is: 7,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149.34 : 19,732.63 = 4,829.42 : x
  2. Step 2: Convert to fraction form
    13,149.34/19,732.63 = 4,829.42/x
  3. Step 3: Cross multiply
    13,149.34x = 19,732.63 × 4,829.42
  4. Step 4: Simplify right side
    13,149.34x = 95,297,204.29
  5. Step 5: Solve for x
    x = 95,297,204.29/13,149.34
  6. Step 6: Final answer
    x = 7,247.30

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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.