Home / 14,763.80-20,373.54-8,049.32

Finding the Fourth Proportional to 14,763.80, 20,373.54 and 8,049.32

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Solution

The fourth proportional to 14,763.80, 20,373.54 and 8,049.32 is: 11,107.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763.80 : 20,373.54 = 8,049.32 : x
  2. Step 2: Convert to fraction form
    14,763.80/20,373.54 = 8,049.32/x
  3. Step 3: Cross multiply
    14,763.80x = 20,373.54 × 8,049.32
  4. Step 4: Simplify right side
    14,763.80x = 163,993,142.99
  5. Step 5: Solve for x
    x = 163,993,142.99/14,763.80
  6. Step 6: Final answer
    x = 11,107.79

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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.