Home / 16,305.12-24,429.78-8,914.86

Finding the Fourth Proportional to 16,305.12, 24,429.78 and 8,914.86

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Solution

The fourth proportional to 16,305.12, 24,429.78 and 8,914.86 is: 13,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305.12 : 24,429.78 = 8,914.86 : x
  2. Step 2: Convert to fraction form
    16,305.12/24,429.78 = 8,914.86/x
  3. Step 3: Cross multiply
    16,305.12x = 24,429.78 × 8,914.86
  4. Step 4: Simplify right side
    16,305.12x = 217,788,068.53
  5. Step 5: Solve for x
    x = 217,788,068.53/16,305.12
  6. Step 6: Final answer
    x = 13,357.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.