Home / 13,337.08-20,003.34-5,543.80

Finding the Fourth Proportional to 13,337.08, 20,003.34 and 5,543.80

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Solution

The fourth proportional to 13,337.08, 20,003.34 and 5,543.80 is: 8,314.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.08 : 20,003.34 = 5,543.80 : x
  2. Step 2: Convert to fraction form
    13,337.08/20,003.34 = 5,543.80/x
  3. Step 3: Cross multiply
    13,337.08x = 20,003.34 × 5,543.80
  4. Step 4: Simplify right side
    13,337.08x = 110,894,516.29
  5. Step 5: Solve for x
    x = 110,894,516.29/13,337.08
  6. Step 6: Final answer
    x = 8,314.75

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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.