Home / 13,274.76-19,914.54-4,508.88

Finding the Fourth Proportional to 13,274.76, 19,914.54 and 4,508.88

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Solution

The fourth proportional to 13,274.76, 19,914.54 and 4,508.88 is: 6,764.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274.76 : 19,914.54 = 4,508.88 : x
  2. Step 2: Convert to fraction form
    13,274.76/19,914.54 = 4,508.88/x
  3. Step 3: Cross multiply
    13,274.76x = 19,914.54 × 4,508.88
  4. Step 4: Simplify right side
    13,274.76x = 89,792,271.12
  5. Step 5: Solve for x
    x = 89,792,271.12/13,274.76
  6. Step 6: Final answer
    x = 6,764.14

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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.