Home / 13,175.40-19,764.14-4,410.35

Finding the Fourth Proportional to 13,175.40, 19,764.14 and 4,410.35

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Solution

The fourth proportional to 13,175.40, 19,764.14 and 4,410.35 is: 6,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.40 : 19,764.14 = 4,410.35 : x
  2. Step 2: Convert to fraction form
    13,175.40/19,764.14 = 4,410.35/x
  3. Step 3: Cross multiply
    13,175.40x = 19,764.14 × 4,410.35
  4. Step 4: Simplify right side
    13,175.40x = 87,166,774.85
  5. Step 5: Solve for x
    x = 87,166,774.85/13,175.40
  6. Step 6: Final answer
    x = 6,615.87

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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.