Home / 13,267.72-19,900.86-4,033

Finding the Fourth Proportional to 13,267.72, 19,900.86 and 4,033

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Solution

The fourth proportional to 13,267.72, 19,900.86 and 4,033 is: 6,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.72 : 19,900.86 = 4,033 : x
  2. Step 2: Convert to fraction form
    13,267.72/19,900.86 = 4,033/x
  3. Step 3: Cross multiply
    13,267.72x = 19,900.86 × 4,033
  4. Step 4: Simplify right side
    13,267.72x = 80,260,168.38
  5. Step 5: Solve for x
    x = 80,260,168.38/13,267.72
  6. Step 6: Final answer
    x = 6,049.28

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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.