Home / 11,994.32-16,557.11-7,517.04

Finding the Fourth Proportional to 11,994.32, 16,557.11 and 7,517.04

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Solution

The fourth proportional to 11,994.32, 16,557.11 and 7,517.04 is: 10,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.32 : 16,557.11 = 7,517.04 : x
  2. Step 2: Convert to fraction form
    11,994.32/16,557.11 = 7,517.04/x
  3. Step 3: Cross multiply
    11,994.32x = 16,557.11 × 7,517.04
  4. Step 4: Simplify right side
    11,994.32x = 124,460,420.57
  5. Step 5: Solve for x
    x = 124,460,420.57/11,994.32
  6. Step 6: Final answer
    x = 10,376.62

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Half scale
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Double scale
Find fourth proportional to 11,995.32, 16,558.49 and 7,518.04
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.