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Finding the Fourth Proportional to 23,939.39, 35,909.01 and 6,409.22

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Solution

The fourth proportional to 23,939.39, 35,909.01 and 6,409.22 is: 9,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,939.39 : 35,909.01 = 6,409.22 : x
  2. Step 2: Convert to fraction form
    23,939.39/35,909.01 = 6,409.22/x
  3. Step 3: Cross multiply
    23,939.39x = 35,909.01 × 6,409.22
  4. Step 4: Simplify right side
    23,939.39x = 230,148,745.07
  5. Step 5: Solve for x
    x = 230,148,745.07/23,939.39
  6. Step 6: Final answer
    x = 9,613.81

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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.