Home / 13,960.92-20,948.58-6,175.20

Finding the Fourth Proportional to 13,960.92, 20,948.58 and 6,175.20

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Solution

The fourth proportional to 13,960.92, 20,948.58 and 6,175.20 is: 9,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.92 : 20,948.58 = 6,175.20 : x
  2. Step 2: Convert to fraction form
    13,960.92/20,948.58 = 6,175.20/x
  3. Step 3: Cross multiply
    13,960.92x = 20,948.58 × 6,175.20
  4. Step 4: Simplify right side
    13,960.92x = 129,361,671.22
  5. Step 5: Solve for x
    x = 129,361,671.22/13,960.92
  6. Step 6: Final answer
    x = 9,265.98

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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.