Home / 14,490.94-19,997.58-8,522.86

Finding the Fourth Proportional to 14,490.94, 19,997.58 and 8,522.86

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Solution

The fourth proportional to 14,490.94, 19,997.58 and 8,522.86 is: 11,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.94 : 19,997.58 = 8,522.86 : x
  2. Step 2: Convert to fraction form
    14,490.94/19,997.58 = 8,522.86/x
  3. Step 3: Cross multiply
    14,490.94x = 19,997.58 × 8,522.86
  4. Step 4: Simplify right side
    14,490.94x = 170,436,574.68
  5. Step 5: Solve for x
    x = 170,436,574.68/14,490.94
  6. Step 6: Final answer
    x = 11,761.60

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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.