Home / 13,397.50-20,092.38-4,511.86

Finding the Fourth Proportional to 13,397.50, 20,092.38 and 4,511.86

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Solution

The fourth proportional to 13,397.50, 20,092.38 and 4,511.86 is: 6,766.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.50 : 20,092.38 = 4,511.86 : x
  2. Step 2: Convert to fraction form
    13,397.50/20,092.38 = 4,511.86/x
  3. Step 3: Cross multiply
    13,397.50x = 20,092.38 × 4,511.86
  4. Step 4: Simplify right side
    13,397.50x = 90,654,005.63
  5. Step 5: Solve for x
    x = 90,654,005.63/13,397.50
  6. Step 6: Final answer
    x = 6,766.49

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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.