Home / 20,333.60-30,497.26-5,543.70

Finding the Fourth Proportional to 20,333.60, 30,497.26 and 5,543.70

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Solution

The fourth proportional to 20,333.60, 30,497.26 and 5,543.70 is: 8,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,333.60 : 30,497.26 = 5,543.70 : x
  2. Step 2: Convert to fraction form
    20,333.60/30,497.26 = 5,543.70/x
  3. Step 3: Cross multiply
    20,333.60x = 30,497.26 × 5,543.70
  4. Step 4: Simplify right side
    20,333.60x = 169,067,660.26
  5. Step 5: Solve for x
    x = 169,067,660.26/20,333.60
  6. Step 6: Final answer
    x = 8,314.69

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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.