Home / 20,084.96-30,127.62-5,295.98

Finding the Fourth Proportional to 20,084.96, 30,127.62 and 5,295.98

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Solution

The fourth proportional to 20,084.96, 30,127.62 and 5,295.98 is: 7,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084.96 : 30,127.62 = 5,295.98 : x
  2. Step 2: Convert to fraction form
    20,084.96/30,127.62 = 5,295.98/x
  3. Step 3: Cross multiply
    20,084.96x = 30,127.62 × 5,295.98
  4. Step 4: Simplify right side
    20,084.96x = 159,555,272.97
  5. Step 5: Solve for x
    x = 159,555,272.97/20,084.96
  6. Step 6: Final answer
    x = 7,944.02

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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.