Home / 20,536.59-30,808.68-6,500.15

Finding the Fourth Proportional to 20,536.59, 30,808.68 and 6,500.15

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Solution

The fourth proportional to 20,536.59, 30,808.68 and 6,500.15 is: 9,751.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,536.59 : 30,808.68 = 6,500.15 : x
  2. Step 2: Convert to fraction form
    20,536.59/30,808.68 = 6,500.15/x
  3. Step 3: Cross multiply
    20,536.59x = 30,808.68 × 6,500.15
  4. Step 4: Simplify right side
    20,536.59x = 200,261,041.30
  5. Step 5: Solve for x
    x = 200,261,041.30/20,536.59
  6. Step 6: Final answer
    x = 9,751.43

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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.