Home / 34,126.72-51,188.64-10,769.92

Finding the Fourth Proportional to 34,126.72, 51,188.64 and 10,769.92

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Solution

The fourth proportional to 34,126.72, 51,188.64 and 10,769.92 is: 16,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,126.72 : 51,188.64 = 10,769.92 : x
  2. Step 2: Convert to fraction form
    34,126.72/51,188.64 = 10,769.92/x
  3. Step 3: Cross multiply
    34,126.72x = 51,188.64 × 10,769.92
  4. Step 4: Simplify right side
    34,126.72x = 551,297,557.71
  5. Step 5: Solve for x
    x = 551,297,557.71/34,126.72
  6. Step 6: Final answer
    x = 16,154.43

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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.