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Finding the Fourth Proportional to 32,965.96, 45,497.04 and 18,626.41

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Solution

The fourth proportional to 32,965.96, 45,497.04 and 18,626.41 is: 25,706.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.96 : 45,497.04 = 18,626.41 : x
  2. Step 2: Convert to fraction form
    32,965.96/45,497.04 = 18,626.41/x
  3. Step 3: Cross multiply
    32,965.96x = 45,497.04 × 18,626.41
  4. Step 4: Simplify right side
    32,965.96x = 847,446,520.83
  5. Step 5: Solve for x
    x = 847,446,520.83/32,965.96
  6. Step 6: Final answer
    x = 25,706.71

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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.