Home / 20,636.48-30,961.47-6,598.82

Finding the Fourth Proportional to 20,636.48, 30,961.47 and 6,598.82

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Solution

The fourth proportional to 20,636.48, 30,961.47 and 6,598.82 is: 9,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,636.48 : 30,961.47 = 6,598.82 : x
  2. Step 2: Convert to fraction form
    20,636.48/30,961.47 = 6,598.82/x
  3. Step 3: Cross multiply
    20,636.48x = 30,961.47 × 6,598.82
  4. Step 4: Simplify right side
    20,636.48x = 204,309,167.47
  5. Step 5: Solve for x
    x = 204,309,167.47/20,636.48
  6. Step 6: Final answer
    x = 9,900.39

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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.