Home / 20,613.69-30,924.72-6,573.42

Finding the Fourth Proportional to 20,613.69, 30,924.72 and 6,573.42

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Solution

The fourth proportional to 20,613.69, 30,924.72 and 6,573.42 is: 9,861.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,613.69 : 30,924.72 = 6,573.42 : x
  2. Step 2: Convert to fraction form
    20,613.69/30,924.72 = 6,573.42/x
  3. Step 3: Cross multiply
    20,613.69x = 30,924.72 × 6,573.42
  4. Step 4: Simplify right side
    20,613.69x = 203,281,172.94
  5. Step 5: Solve for x
    x = 203,281,172.94/20,613.69
  6. Step 6: Final answer
    x = 9,861.46

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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.