Home / 20,116.59-30,174.37-9,594.05

Finding the Fourth Proportional to 20,116.59, 30,174.37 and 9,594.05

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Solution

The fourth proportional to 20,116.59, 30,174.37 and 9,594.05 is: 14,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,116.59 : 30,174.37 = 9,594.05 : x
  2. Step 2: Convert to fraction form
    20,116.59/30,174.37 = 9,594.05/x
  3. Step 3: Cross multiply
    20,116.59x = 30,174.37 × 9,594.05
  4. Step 4: Simplify right side
    20,116.59x = 289,494,414.50
  5. Step 5: Solve for x
    x = 289,494,414.50/20,116.59
  6. Step 6: Final answer
    x = 14,390.83

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Double scale
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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.