Home / 16,531.16-24,789.88-6,667.80

Finding the Fourth Proportional to 16,531.16, 24,789.88 and 6,667.80

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Solution

The fourth proportional to 16,531.16, 24,789.88 and 6,667.80 is: 9,998.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.16 : 24,789.88 = 6,667.80 : x
  2. Step 2: Convert to fraction form
    16,531.16/24,789.88 = 6,667.80/x
  3. Step 3: Cross multiply
    16,531.16x = 24,789.88 × 6,667.80
  4. Step 4: Simplify right side
    16,531.16x = 165,293,961.86
  5. Step 5: Solve for x
    x = 165,293,961.86/16,531.16
  6. Step 6: Final answer
    x = 9,998.93

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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.