Home / 13,800.00-19,033.73-8,759.84

Finding the Fourth Proportional to 13,800.00, 19,033.73 and 8,759.84

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Solution

The fourth proportional to 13,800.00, 19,033.73 and 8,759.84 is: 12,082.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,800.00 : 19,033.73 = 8,759.84 : x
  2. Step 2: Convert to fraction form
    13,800.00/19,033.73 = 8,759.84/x
  3. Step 3: Cross multiply
    13,800.00x = 19,033.73 × 8,759.84
  4. Step 4: Simplify right side
    13,800.00x = 166,732,385.60
  5. Step 5: Solve for x
    x = 166,732,385.60/13,800.00
  6. Step 6: Final answer
    x = 12,082.06

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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.