Home / 13,717.08-20,567.70-12,076.92

Finding the Fourth Proportional to 13,717.08, 20,567.70 and 12,076.92

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Solution

The fourth proportional to 13,717.08, 20,567.70 and 12,076.92 is: 18,108.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.08 : 20,567.70 = 12,076.92 : x
  2. Step 2: Convert to fraction form
    13,717.08/20,567.70 = 12,076.92/x
  3. Step 3: Cross multiply
    13,717.08x = 20,567.70 × 12,076.92
  4. Step 4: Simplify right side
    13,717.08x = 248,394,467.48
  5. Step 5: Solve for x
    x = 248,394,467.48/13,717.08
  6. Step 6: Final answer
    x = 18,108.41

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1.5x scale

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.