Home / 13,662.18-20,496.35-4,175.35

Finding the Fourth Proportional to 13,662.18, 20,496.35 and 4,175.35

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Solution

The fourth proportional to 13,662.18, 20,496.35 and 4,175.35 is: 6,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662.18 : 20,496.35 = 4,175.35 : x
  2. Step 2: Convert to fraction form
    13,662.18/20,496.35 = 4,175.35/x
  3. Step 3: Cross multiply
    13,662.18x = 20,496.35 × 4,175.35
  4. Step 4: Simplify right side
    13,662.18x = 85,579,434.97
  5. Step 5: Solve for x
    x = 85,579,434.97/13,662.18
  6. Step 6: Final answer
    x = 6,263.97

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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.