Home / 43,975.05-65,962.71-10,695.12

Finding the Fourth Proportional to 43,975.05, 65,962.71 and 10,695.12

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Solution

The fourth proportional to 43,975.05, 65,962.71 and 10,695.12 is: 16,042.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,975.05 : 65,962.71 = 10,695.12 : x
  2. Step 2: Convert to fraction form
    43,975.05/65,962.71 = 10,695.12/x
  3. Step 3: Cross multiply
    43,975.05x = 65,962.71 × 10,695.12
  4. Step 4: Simplify right side
    43,975.05x = 705,479,098.98
  5. Step 5: Solve for x
    x = 705,479,098.98/43,975.05
  6. Step 6: Final answer
    x = 16,042.71

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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.