Home / 14,714.23-20,305.62-7,999.84

Finding the Fourth Proportional to 14,714.23, 20,305.62 and 7,999.84

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Solution

The fourth proportional to 14,714.23, 20,305.62 and 7,999.84 is: 11,039.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,714.23 : 20,305.62 = 7,999.84 : x
  2. Step 2: Convert to fraction form
    14,714.23/20,305.62 = 7,999.84/x
  3. Step 3: Cross multiply
    14,714.23x = 20,305.62 × 7,999.84
  4. Step 4: Simplify right side
    14,714.23x = 162,441,711.10
  5. Step 5: Solve for x
    x = 162,441,711.10/14,714.23
  6. Step 6: Final answer
    x = 11,039.77

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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.