Home / 13,717.04-20,524.53-8,173.40

Finding the Fourth Proportional to 13,717.04, 20,524.53 and 8,173.40

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Solution

The fourth proportional to 13,717.04, 20,524.53 and 8,173.40 is: 12,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.04 : 20,524.53 = 8,173.40 : x
  2. Step 2: Convert to fraction form
    13,717.04/20,524.53 = 8,173.40/x
  3. Step 3: Cross multiply
    13,717.04x = 20,524.53 × 8,173.40
  4. Step 4: Simplify right side
    13,717.04x = 167,755,193.50
  5. Step 5: Solve for x
    x = 167,755,193.50/13,717.04
  6. Step 6: Final answer
    x = 12,229.69

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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.