Home / 43,913.90-65,905.14-17,635.88

Finding the Fourth Proportional to 43,913.90, 65,905.14 and 17,635.88

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Solution

The fourth proportional to 43,913.90, 65,905.14 and 17,635.88 is: 26,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,913.90 : 65,905.14 = 17,635.88 : x
  2. Step 2: Convert to fraction form
    43,913.90/65,905.14 = 17,635.88/x
  3. Step 3: Cross multiply
    43,913.90x = 65,905.14 × 17,635.88
  4. Step 4: Simplify right side
    43,913.90x = 1,162,295,140.42
  5. Step 5: Solve for x
    x = 1,162,295,140.42/43,913.90
  6. Step 6: Final answer
    x = 26,467.59

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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.