Home / 14,910.60-20,576.67-8,537.29

Finding the Fourth Proportional to 14,910.60, 20,576.67 and 8,537.29

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Solution

The fourth proportional to 14,910.60, 20,576.67 and 8,537.29 is: 11,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.60 : 20,576.67 = 8,537.29 : x
  2. Step 2: Convert to fraction form
    14,910.60/20,576.67 = 8,537.29/x
  3. Step 3: Cross multiply
    14,910.60x = 20,576.67 × 8,537.29
  4. Step 4: Simplify right side
    14,910.60x = 175,668,917.93
  5. Step 5: Solve for x
    x = 175,668,917.93/14,910.60
  6. Step 6: Final answer
    x = 11,781.48

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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.