Home / 43,317.10-65,012.10-17,040.70

Finding the Fourth Proportional to 43,317.10, 65,012.10 and 17,040.70

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Solution

The fourth proportional to 43,317.10, 65,012.10 and 17,040.70 is: 25,575.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,317.10 : 65,012.10 = 17,040.70 : x
  2. Step 2: Convert to fraction form
    43,317.10/65,012.10 = 17,040.70/x
  3. Step 3: Cross multiply
    43,317.10x = 65,012.10 × 17,040.70
  4. Step 4: Simplify right side
    43,317.10x = 1,107,851,692.47
  5. Step 5: Solve for x
    x = 1,107,851,692.47/43,317.10
  6. Step 6: Final answer
    x = 25,575.39

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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.