Home / 14,852.21-20,496.05-8,137.77

Finding the Fourth Proportional to 14,852.21, 20,496.05 and 8,137.77

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Solution

The fourth proportional to 14,852.21, 20,496.05 and 8,137.77 is: 11,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852.21 : 20,496.05 = 8,137.77 : x
  2. Step 2: Convert to fraction form
    14,852.21/20,496.05 = 8,137.77/x
  3. Step 3: Cross multiply
    14,852.21x = 20,496.05 × 8,137.77
  4. Step 4: Simplify right side
    14,852.21x = 166,792,100.12
  5. Step 5: Solve for x
    x = 166,792,100.12/14,852.21
  6. Step 6: Final answer
    x = 11,230.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.