Home / 14,028.91-19,359.20-8,056.39

Finding the Fourth Proportional to 14,028.91, 19,359.20 and 8,056.39

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Solution

The fourth proportional to 14,028.91, 19,359.20 and 8,056.39 is: 11,117.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.91 : 19,359.20 = 8,056.39 : x
  2. Step 2: Convert to fraction form
    14,028.91/19,359.20 = 8,056.39/x
  3. Step 3: Cross multiply
    14,028.91x = 19,359.20 × 8,056.39
  4. Step 4: Simplify right side
    14,028.91x = 155,965,168.49
  5. Step 5: Solve for x
    x = 155,965,168.49/14,028.91
  6. Step 6: Final answer
    x = 11,117.42

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Half scale
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Double scale
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Similar ratio
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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.