Home / 13,059.99-19,587.83-4,293.63

Finding the Fourth Proportional to 13,059.99, 19,587.83 and 4,293.63

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Solution

The fourth proportional to 13,059.99, 19,587.83 and 4,293.63 is: 6,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,059.99 : 19,587.83 = 4,293.63 : x
  2. Step 2: Convert to fraction form
    13,059.99/19,587.83 = 4,293.63/x
  3. Step 3: Cross multiply
    13,059.99x = 19,587.83 × 4,293.63
  4. Step 4: Simplify right side
    13,059.99x = 84,102,873.05
  5. Step 5: Solve for x
    x = 84,102,873.05/13,059.99
  6. Step 6: Final answer
    x = 6,439.73

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.