Home / 16,228.77-22,396.75-9,155.04

Finding the Fourth Proportional to 16,228.77, 22,396.75 and 9,155.04

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Solution

The fourth proportional to 16,228.77, 22,396.75 and 9,155.04 is: 12,634.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,228.77 : 22,396.75 = 9,155.04 : x
  2. Step 2: Convert to fraction form
    16,228.77/22,396.75 = 9,155.04/x
  3. Step 3: Cross multiply
    16,228.77x = 22,396.75 × 9,155.04
  4. Step 4: Simplify right side
    16,228.77x = 205,043,119.23
  5. Step 5: Solve for x
    x = 205,043,119.23/16,228.77
  6. Step 6: Final answer
    x = 12,634.54

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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.