Home / 13,170.44-19,757.28-4,411.64

Finding the Fourth Proportional to 13,170.44, 19,757.28 and 4,411.64

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Solution

The fourth proportional to 13,170.44, 19,757.28 and 4,411.64 is: 6,618.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,170.44 : 19,757.28 = 4,411.64 : x
  2. Step 2: Convert to fraction form
    13,170.44/19,757.28 = 4,411.64/x
  3. Step 3: Cross multiply
    13,170.44x = 19,757.28 × 4,411.64
  4. Step 4: Simplify right side
    13,170.44x = 87,162,006.74
  5. Step 5: Solve for x
    x = 87,162,006.74/13,170.44
  6. Step 6: Final answer
    x = 6,618.00

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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.