Home / 14,057.77-19,399.14-8,393.44

Finding the Fourth Proportional to 14,057.77, 19,399.14 and 8,393.44

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Solution

The fourth proportional to 14,057.77, 19,399.14 and 8,393.44 is: 11,582.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.77 : 19,399.14 = 8,393.44 : x
  2. Step 2: Convert to fraction form
    14,057.77/19,399.14 = 8,393.44/x
  3. Step 3: Cross multiply
    14,057.77x = 19,399.14 × 8,393.44
  4. Step 4: Simplify right side
    14,057.77x = 162,825,517.64
  5. Step 5: Solve for x
    x = 162,825,517.64/14,057.77
  6. Step 6: Final answer
    x = 11,582.60

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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.