Home / 43,936.18-65,910.87-12,767.38

Finding the Fourth Proportional to 43,936.18, 65,910.87 and 12,767.38

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Solution

The fourth proportional to 43,936.18, 65,910.87 and 12,767.38 is: 19,152.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,936.18 : 65,910.87 = 12,767.38 : x
  2. Step 2: Convert to fraction form
    43,936.18/65,910.87 = 12,767.38/x
  3. Step 3: Cross multiply
    43,936.18x = 65,910.87 × 12,767.38
  4. Step 4: Simplify right side
    43,936.18x = 841,509,123.42
  5. Step 5: Solve for x
    x = 841,509,123.42/43,936.18
  6. Step 6: Final answer
    x = 19,152.99

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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.