Home / 43,396.93-65,100.60-15,311.18

Finding the Fourth Proportional to 43,396.93, 65,100.60 and 15,311.18

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Solution

The fourth proportional to 43,396.93, 65,100.60 and 15,311.18 is: 22,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,396.93 : 65,100.60 = 15,311.18 : x
  2. Step 2: Convert to fraction form
    43,396.93/65,100.60 = 15,311.18/x
  3. Step 3: Cross multiply
    43,396.93x = 65,100.60 × 15,311.18
  4. Step 4: Simplify right side
    43,396.93x = 996,766,779.74
  5. Step 5: Solve for x
    x = 996,766,779.74/43,396.93
  6. Step 6: Final answer
    x = 22,968.60

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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.