Home / 20,636.23-30,961.10-6,598.57

Finding the Fourth Proportional to 20,636.23, 30,961.10 and 6,598.57

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Solution

The fourth proportional to 20,636.23, 30,961.10 and 6,598.57 is: 9,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,636.23 : 30,961.10 = 6,598.57 : x
  2. Step 2: Convert to fraction form
    20,636.23/30,961.10 = 6,598.57/x
  3. Step 3: Cross multiply
    20,636.23x = 30,961.10 × 6,598.57
  4. Step 4: Simplify right side
    20,636.23x = 204,298,952.63
  5. Step 5: Solve for x
    x = 204,298,952.63/20,636.23
  6. Step 6: Final answer
    x = 9,900.01

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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.