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Finding the Fourth Proportional to 32,389.44, 44,694.90 and 18,958.92

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Solution

The fourth proportional to 32,389.44, 44,694.90 and 18,958.92 is: 26,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,389.44 : 44,694.90 = 18,958.92 : x
  2. Step 2: Convert to fraction form
    32,389.44/44,694.90 = 18,958.92/x
  3. Step 3: Cross multiply
    32,389.44x = 44,694.90 × 18,958.92
  4. Step 4: Simplify right side
    32,389.44x = 847,367,033.51
  5. Step 5: Solve for x
    x = 847,367,033.51/32,389.44
  6. Step 6: Final answer
    x = 26,161.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.