Home / 35,100.69-52,660.28-12,613.64

Finding the Fourth Proportional to 35,100.69, 52,660.28 and 12,613.64

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Solution

The fourth proportional to 35,100.69, 52,660.28 and 12,613.64 is: 18,923.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,100.69 : 52,660.28 = 12,613.64 : x
  2. Step 2: Convert to fraction form
    35,100.69/52,660.28 = 12,613.64/x
  3. Step 3: Cross multiply
    35,100.69x = 52,660.28 × 12,613.64
  4. Step 4: Simplify right side
    35,100.69x = 664,237,487.85
  5. Step 5: Solve for x
    x = 664,237,487.85/35,100.69
  6. Step 6: Final answer
    x = 18,923.77

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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.