Home / 43,348.42-65,024.87-13,768.57

Finding the Fourth Proportional to 43,348.42, 65,024.87 and 13,768.57

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Solution

The fourth proportional to 43,348.42, 65,024.87 and 13,768.57 is: 20,653.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,348.42 : 65,024.87 = 13,768.57 : x
  2. Step 2: Convert to fraction form
    43,348.42/65,024.87 = 13,768.57/x
  3. Step 3: Cross multiply
    43,348.42x = 65,024.87 × 13,768.57
  4. Step 4: Simplify right side
    43,348.42x = 895,299,474.34
  5. Step 5: Solve for x
    x = 895,299,474.34/43,348.42
  6. Step 6: Final answer
    x = 20,653.57

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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.