Home / 20,632.64-30,945.02-5,837.99

Finding the Fourth Proportional to 20,632.64, 30,945.02 and 5,837.99

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Solution

The fourth proportional to 20,632.64, 30,945.02 and 5,837.99 is: 8,755.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632.64 : 30,945.02 = 5,837.99 : x
  2. Step 2: Convert to fraction form
    20,632.64/30,945.02 = 5,837.99/x
  3. Step 3: Cross multiply
    20,632.64x = 30,945.02 × 5,837.99
  4. Step 4: Simplify right side
    20,632.64x = 180,656,533.39
  5. Step 5: Solve for x
    x = 180,656,533.39/20,632.64
  6. Step 6: Final answer
    x = 8,755.86

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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.