Home / 20,363.54-30,552.87-6,513.62

Finding the Fourth Proportional to 20,363.54, 30,552.87 and 6,513.62

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Solution

The fourth proportional to 20,363.54, 30,552.87 and 6,513.62 is: 9,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.54 : 30,552.87 = 6,513.62 : x
  2. Step 2: Convert to fraction form
    20,363.54/30,552.87 = 6,513.62/x
  3. Step 3: Cross multiply
    20,363.54x = 30,552.87 × 6,513.62
  4. Step 4: Simplify right side
    20,363.54x = 199,009,785.09
  5. Step 5: Solve for x
    x = 199,009,785.09/20,363.54
  6. Step 6: Final answer
    x = 9,772.85

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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.