Home / 13,175.30-19,764.51-4,408.26

Finding the Fourth Proportional to 13,175.30, 19,764.51 and 4,408.26

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Solution

The fourth proportional to 13,175.30, 19,764.51 and 4,408.26 is: 6,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.30 : 19,764.51 = 4,408.26 : x
  2. Step 2: Convert to fraction form
    13,175.30/19,764.51 = 4,408.26/x
  3. Step 3: Cross multiply
    13,175.30x = 19,764.51 × 4,408.26
  4. Step 4: Simplify right side
    13,175.30x = 87,127,098.85
  5. Step 5: Solve for x
    x = 87,127,098.85/13,175.30
  6. Step 6: Final answer
    x = 6,612.91

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1.5x scale

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.