Home / 13,876.03-20,814.82-4,516.86

Finding the Fourth Proportional to 13,876.03, 20,814.82 and 4,516.86

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Solution

The fourth proportional to 13,876.03, 20,814.82 and 4,516.86 is: 6,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,876.03 : 20,814.82 = 4,516.86 : x
  2. Step 2: Convert to fraction form
    13,876.03/20,814.82 = 4,516.86/x
  3. Step 3: Cross multiply
    13,876.03x = 20,814.82 × 4,516.86
  4. Step 4: Simplify right side
    13,876.03x = 94,017,720.04
  5. Step 5: Solve for x
    x = 94,017,720.04/13,876.03
  6. Step 6: Final answer
    x = 6,775.55

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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.