Home / 20,356.10-30,533.06-6,504.02

Finding the Fourth Proportional to 20,356.10, 30,533.06 and 6,504.02

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Solution

The fourth proportional to 20,356.10, 30,533.06 and 6,504.02 is: 9,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,356.10 : 30,533.06 = 6,504.02 : x
  2. Step 2: Convert to fraction form
    20,356.10/30,533.06 = 6,504.02/x
  3. Step 3: Cross multiply
    20,356.10x = 30,533.06 × 6,504.02
  4. Step 4: Simplify right side
    20,356.10x = 198,587,632.90
  5. Step 5: Solve for x
    x = 198,587,632.90/20,356.10
  6. Step 6: Final answer
    x = 9,755.68

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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.