Home / 14,649.38-20,216.52-8,362.34

Finding the Fourth Proportional to 14,649.38, 20,216.52 and 8,362.34

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Solution

The fourth proportional to 14,649.38, 20,216.52 and 8,362.34 is: 11,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649.38 : 20,216.52 = 8,362.34 : x
  2. Step 2: Convert to fraction form
    14,649.38/20,216.52 = 8,362.34/x
  3. Step 3: Cross multiply
    14,649.38x = 20,216.52 × 8,362.34
  4. Step 4: Simplify right side
    14,649.38x = 169,057,413.86
  5. Step 5: Solve for x
    x = 169,057,413.86/14,649.38
  6. Step 6: Final answer
    x = 11,540.24

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Half scale
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Double scale
Find fourth proportional to 14,650.38, 20,217.90 and 8,363.34
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.