Home / 43,685.82-65,528.80-12,095.96

Finding the Fourth Proportional to 43,685.82, 65,528.80 and 12,095.96

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Solution

The fourth proportional to 43,685.82, 65,528.80 and 12,095.96 is: 18,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,685.82 : 65,528.80 = 12,095.96 : x
  2. Step 2: Convert to fraction form
    43,685.82/65,528.80 = 12,095.96/x
  3. Step 3: Cross multiply
    43,685.82x = 65,528.80 × 12,095.96
  4. Step 4: Simplify right side
    43,685.82x = 792,633,385.76
  5. Step 5: Solve for x
    x = 792,633,385.76/43,685.82
  6. Step 6: Final answer
    x = 18,143.95

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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.