Home / 14,451.34-19,934.87-11,765.45

Finding the Fourth Proportional to 14,451.34, 19,934.87 and 11,765.45

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Solution

The fourth proportional to 14,451.34, 19,934.87 and 11,765.45 is: 16,229.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.34 : 19,934.87 = 11,765.45 : x
  2. Step 2: Convert to fraction form
    14,451.34/19,934.87 = 11,765.45/x
  3. Step 3: Cross multiply
    14,451.34x = 19,934.87 × 11,765.45
  4. Step 4: Simplify right side
    14,451.34x = 234,542,716.24
  5. Step 5: Solve for x
    x = 234,542,716.24/14,451.34
  6. Step 6: Final answer
    x = 16,229.82

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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.