Home / 22,379.32-30,884.97-14,812.62

Finding the Fourth Proportional to 22,379.32, 30,884.97 and 14,812.62

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Solution

The fourth proportional to 22,379.32, 30,884.97 and 14,812.62 is: 20,442.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.32 : 30,884.97 = 14,812.62 : x
  2. Step 2: Convert to fraction form
    22,379.32/30,884.97 = 14,812.62/x
  3. Step 3: Cross multiply
    22,379.32x = 30,884.97 × 14,812.62
  4. Step 4: Simplify right side
    22,379.32x = 457,487,324.32
  5. Step 5: Solve for x
    x = 457,487,324.32/22,379.32
  6. Step 6: Final answer
    x = 20,442.41

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Half scale
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Double scale
Find fourth proportional to 22,380.32, 30,886.35 and 14,813.62
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.