Home / 43,813.53-65,672.91-17,489.34

Finding the Fourth Proportional to 43,813.53, 65,672.91 and 17,489.34

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Solution

The fourth proportional to 43,813.53, 65,672.91 and 17,489.34 is: 26,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,813.53 : 65,672.91 = 17,489.34 : x
  2. Step 2: Convert to fraction form
    43,813.53/65,672.91 = 17,489.34/x
  3. Step 3: Cross multiply
    43,813.53x = 65,672.91 × 17,489.34
  4. Step 4: Simplify right side
    43,813.53x = 1,148,575,851.78
  5. Step 5: Solve for x
    x = 1,148,575,851.78/43,813.53
  6. Step 6: Final answer
    x = 26,215.10

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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.